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4253937 = 31417979
BaseRepresentation
bin10000001110100011110001
322000010022020
4100032203301
52042111222
6231102053
751105102
oct20164361
98003266
104253937
112446056
121511929
13b5c32c
147ca3a9
1559065c
hex40e8f1

4253937 has 4 divisors (see below), whose sum is σ = 5671920. Its totient is φ = 2835956.

The previous prime is 4253917. The next prime is 4253941. The reversal of 4253937 is 7393524.

It is a happy number.

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 4253937 - 211 = 4251889 is a prime.

It is a d-powerful number, because it can be written as 411 + 29 + 5 + 32 + 9 + 310 + 72 .

It is a D-number.

4253937 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4253898 and 4253907.

It is not an unprimeable number, because it can be changed into a prime (4253917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708987 + ... + 708992.

It is an arithmetic number, because the mean of its divisors is an integer number (1417980).

Almost surely, 24253937 is an apocalyptic number.

It is an amenable number.

4253937 is a deficient number, since it is larger than the sum of its proper divisors (1417983).

4253937 is a wasteful number, since it uses less digits than its factorization.

4253937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417982.

The product of its digits is 22680, while the sum is 33.

The square root of 4253937 is about 2062.5074545320. The cubic root of 4253937 is about 162.0305916927.

The spelling of 4253937 in words is "four million, two hundred fifty-three thousand, nine hundred thirty-seven".

Divisors: 1 3 1417979 4253937