40455100 has 36 divisors (see below), whose sum is σ = 100330384. Its totient is φ = 13870080.

The previous prime is 40455089. The next prime is 40455101. The reversal of 40455100 is 155404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40455101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28197 + ... + 29596.

Almost surely, 2^40455100 is an apocalyptic number.

It is an amenable number.

40455100 is an abundant number, since it is smaller than the sum of its proper divisors (59875284).

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

40455100 is a wasteful number, since it uses less digits than its factorization.

40455100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57814 (or 57807 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 40455100 is about 6360.4323752399. The cubic root of 40455100 is about 343.2873180127.

The spelling of 40455100 in words is "forty million, four hundred fifty-five thousand, one hundred".