42961896 has 24 divisors (see below), whose sum is σ = 116355330. Its totient is φ = 14320608.

The previous prime is 42961883. The next prime is 42961931. The reversal of 42961896 is 69816924.

It is a happy number.

42961896 is a `hidden beast` number, since 4 + 29 + 618 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41139396 + 1822500 = 6414^2 + 1350^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 298275 + ... + 298418.

Almost surely, 2^42961896 is an apocalyptic number.

It is an amenable number.

42961896 is an abundant number, since it is smaller than the sum of its proper divisors (73393434).

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

42961896 is a wasteful number, since it uses less digits than its factorization.

42961896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596705 (or 596698 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 42961896 is about 6554.5324776066. The cubic root of 42961896 is about 350.2362921391.

The spelling of 42961896 in words is "forty-two million, nine hundred sixty-one thousand, eight hundred ninety-six".