40056100 has 36 divisors (see below), whose sum is σ = 99340864. Its totient is φ = 13733280.

The previous prime is 40056073. The next prime is 40056167. The reversal of 40056100 is 165004.

It is a super-2 number, since 2×40056100² = 3208982294420000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27912 + ... + 29311.

Almost surely, 2^40056100 is an apocalyptic number.

It is an amenable number.

40056100 is an abundant number, since it is smaller than the sum of its proper divisors (59284764).

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

40056100 is a wasteful number, since it uses less digits than its factorization.

40056100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57244 (or 57237 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 40056100 is about 6328.9888607897. The cubic root of 40056100 is about 342.1549973994.

The spelling of 40056100 in words is "forty million, fifty-six thousand, one hundred".