40842700 has 18 divisors (see below), whose sum is σ = 88628876. Its totient is φ = 16337040.

The previous prime is 40842677. The next prime is 40842707. The reversal of 40842700 is 724804.

It is a super-2 number, since 2×40842700² = 3336252286580000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (40842707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204114 + ... + 204313.

Almost surely, 2^40842700 is an apocalyptic number.

It is an amenable number.

40842700 is an abundant number, since it is smaller than the sum of its proper divisors (47786176).

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

40842700 is a wasteful number, since it uses less digits than its factorization.

40842700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408441 (or 408434 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 40842700 is about 6390.8293671479. The cubic root of 40842700 is about 344.3801795548.

The spelling of 40842700 in words is "forty million, eight hundred forty-two thousand, seven hundred".