42656600 has 48 divisors (see below), whose sum is σ = 113348400. Its totient is φ = 14624640.

The previous prime is 42656599. The next prime is 42656609. The reversal of 42656600 is 665624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42656609) 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, 13835 + ... + 16634.

It is an arithmetic number, because the mean of its divisors is an integer number (2361425).

Almost surely, 2^42656600 is an apocalyptic number.

42656600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42656600 is an abundant number, since it is smaller than the sum of its proper divisors (70691800).

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

42656600 is a wasteful number, since it uses less digits than its factorization.

42656600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30492 (or 30483 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 42656600 is about 6531.2020333167. The cubic root of 42656600 is about 349.4047023475.

The spelling of 42656600 in words is "forty-two million, six hundred fifty-six thousand, six hundred".