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4992705 = 335311193
BaseRepresentation
bin10011000010111011000001
3100101122201000
4103002323001
52234231310
6255002213
760302664
oct23027301
910348630
104992705
112900103
121809369
13105a683
1493d6db
156894c0
hex4c2ec1

4992705 has 32 divisors (see below), whose sum is σ = 9169920. Its totient is φ = 2574720.

The previous prime is 4992703. The next prime is 4992707. The reversal of 4992705 is 5072994.

It is an interprime number because it is at equal distance from previous prime (4992703) and next prime (4992707).

It is not a de Polignac number, because 4992705 - 21 = 4992703 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4992705.

It is not an unprimeable number, because it can be changed into a prime (4992703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3589 + ... + 4781.

It is an arithmetic number, because the mean of its divisors is an integer number (286560).

Almost surely, 24992705 is an apocalyptic number.

4992705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4992705 is a deficient number, since it is larger than the sum of its proper divisors (4177215).

4992705 is a wasteful number, since it uses less digits than its factorization.

4992705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 4992705 is about 2234.4361704913. The cubic root of 4992705 is about 170.9143923603.

The spelling of 4992705 in words is "four million, nine hundred ninety-two thousand, seven hundred five".

Divisors: 1 3 5 9 15 27 31 45 93 135 155 279 465 837 1193 1395 3579 4185 5965 10737 17895 32211 36983 53685 110949 161055 184915 332847 554745 998541 1664235 4992705