42955392 has 32 divisors (see below), whose sum is σ = 114101280. Its totient is φ = 14318336.

The previous prime is 42955373. The next prime is 42955399. The reversal of 42955392 is 29355924.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 42955392.

It is not an unprimeable number, because it can be changed into a prime (42955399) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 55548 + ... + 56315.

It is an arithmetic number, because the mean of its divisors is an integer number (3565665).

Almost surely, 2^42955392 is an apocalyptic number.

It is an amenable number.

42955392 is an abundant number, since it is smaller than the sum of its proper divisors (71145888).

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

42955392 is a wasteful number, since it uses less digits than its factorization.

42955392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111880 (or 111868 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 42955392 is about 6554.0363136010. The cubic root of 42955392 is about 350.2186171603.

The spelling of 42955392 in words is "forty-two million, nine hundred fifty-five thousand, three hundred ninety-two".