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4252931 = 14532927
BaseRepresentation
bin10000001110010100000011
322000001220222
4100032110003
52042043211
6231053255
751102134
oct20162403
98001828
104252931
112445321
12151122b
13b5ba37
147c9c8b
155901db
hex40e503

4252931 has 4 divisors (see below), whose sum is σ = 4257312. Its totient is φ = 4248552.

The previous prime is 4252901. The next prime is 4252933. The reversal of 4252931 is 1392524.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4252931 - 26 = 4252867 is a prime.

It is a super-2 number, since 2×42529312 = 36174844181522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4252931.

It is not an unprimeable number, because it can be changed into a prime (4252933) 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, 11 + ... + 2916.

It is an arithmetic number, because the mean of its divisors is an integer number (1064328).

Almost surely, 24252931 is an apocalyptic number.

4252931 is a deficient number, since it is larger than the sum of its proper divisors (4381).

4252931 is a wasteful number, since it uses less digits than its factorization.

4252931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380.

The product of its digits is 2160, while the sum is 26.

The square root of 4252931 is about 2062.2635622054. The cubic root of 4252931 is about 162.0178179863.

The spelling of 4252931 in words is "four million, two hundred fifty-two thousand, nine hundred thirty-one".

Divisors: 1 1453 2927 4252931