42555952 has 20 divisors (see below), whose sum is σ = 82635336. Its totient is φ = 21230720.

The previous prime is 42555941. The next prime is 42555959. The reversal of 42555952 is 25955524.

It is a super-2 number, since 2×42555952² = 3622018101252608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42555959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5148 + ... + 10564.

Almost surely, 2^42555952 is an apocalyptic number.

It is an amenable number.

42555952 is a deficient number, since it is larger than the sum of its proper divisors (40079384).

42555952 is a wasteful number, since it uses less digits than its factorization.

42555952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5916 (or 5910 counting only the distinct ones).

The product of its digits is 90000, while the sum is 37.

The square root of 42555952 is about 6523.4923162368. The cubic root of 42555952 is about 349.1296798072.

The spelling of 42555952 in words is "forty-two million, five hundred fifty-five thousand, nine hundred fifty-two".