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4264981 = 7609283
BaseRepresentation
bin10000010001010000010101
322000200110021
4100101100111
52042434411
6231225141
751152230
oct20212025
98020407
104264981
112453386
1215181b1
13b64376
147d0417
15593a71
hex411415

4264981 has 4 divisors (see below), whose sum is σ = 4874272. Its totient is φ = 3655692.

The previous prime is 4264979. The next prime is 4264991. The reversal of 4264981 is 1894624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4264981 - 21 = 4264979 is a prime.

It is a super-2 number, since 2×42649812 = 36380125860722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4264901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304635 + ... + 304648.

It is an arithmetic number, because the mean of its divisors is an integer number (1218568).

Almost surely, 24264981 is an apocalyptic number.

It is an amenable number.

4264981 is a deficient number, since it is larger than the sum of its proper divisors (609291).

4264981 is an equidigital number, since it uses as much as digits as its factorization.

4264981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609290.

The product of its digits is 13824, while the sum is 34.

The square root of 4264981 is about 2065.1830427350. The cubic root of 4264981 is about 162.1706908910.

The spelling of 4264981 in words is "four million, two hundred sixty-four thousand, nine hundred eighty-one".

Divisors: 1 7 609283 4264981