40456902 has 8 divisors (see below), whose sum is σ = 80913816. Its totient is φ = 13485632.

The previous prime is 40456901. The next prime is 40456903. The reversal of 40456902 is 20965404.

It is an interprime number because it is at equal distance from previous prime (40456901) and next prime (40456903).

It is a sphenic number, since it is the product of 3 distinct primes.

40456902 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 40456902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40456901) 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, 3371403 + ... + 3371414.

It is an arithmetic number, because the mean of its divisors is an integer number (10114227).

Almost surely, 2^40456902 is an apocalyptic number.

40456902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40456902 is a wasteful number, since it uses less digits than its factorization.

40456902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6742822.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 40456902 is about 6360.5740306988. The cubic root of 40456902 is about 343.2924149767.

The spelling of 40456902 in words is "forty million, four hundred fifty-six thousand, nine hundred two".