40857900 has 36 divisors (see below), whose sum is σ = 118216392. Its totient is φ = 10895360.

The previous prime is 40857889. The next prime is 40857911. The reversal of 40857900 is 975804.

It is an interprime number because it is at equal distance from previous prime (40857889) and next prime (40857911).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67797 + ... + 68396.

Almost surely, 2^40857900 is an apocalyptic number.

It is an amenable number.

40857900 is an abundant number, since it is smaller than the sum of its proper divisors (77358492).

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

40857900 is a wasteful number, since it uses less digits than its factorization.

40857900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136210 (or 136203 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 40857900 is about 6392.0184605491. The cubic root of 40857900 is about 344.4228957113.

The spelling of 40857900 in words is "forty million, eight hundred fifty-seven thousand, nine hundred".