40264629 has 16 divisors (see below), whose sum is σ = 58337280. Its totient is φ = 24608880.

The previous prime is 40264613. The next prime is 40264661. The reversal of 40264629 is 92646204.

It is a happy number.

It is not a de Polignac number, because 40264629 - 2⁴ = 40264613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40264629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40264669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9627 + ... + 13160.

It is an arithmetic number, because the mean of its divisors is an integer number (3646080).

Almost surely, 2^40264629 is an apocalyptic number.

It is an amenable number.

40264629 is a deficient number, since it is larger than the sum of its proper divisors (18072651).

40264629 is a wasteful number, since it uses less digits than its factorization.

40264629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22840.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 40264629 is about 6345.4415921983. The cubic root of 40264629 is about 342.7477143089.

The spelling of 40264629 in words is "forty million, two hundred sixty-four thousand, six hundred twenty-nine".