42092404 has 12 divisors (see below), whose sum is σ = 75458628. Its totient is φ = 20532800.

The previous prime is 42092377. The next prime is 42092411. The reversal of 42092404 is 40429024.

It can be written as a sum of positive squares in 2 ways, for example, as 23619600 + 18472804 = 4860^2 + 4298^2 .

It is a congruent number.

It is an unprimeable number.

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, 128167 + ... + 128494.

It is an arithmetic number, because the mean of its divisors is an integer number (6288219).

Almost surely, 2^42092404 is an apocalyptic number.

It is an amenable number.

42092404 is a deficient number, since it is larger than the sum of its proper divisors (33366224).

42092404 is a wasteful number, since it uses less digits than its factorization.

42092404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256706 (or 256704 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42092404 is about 6487.8659049028. The cubic root of 42092404 is about 347.8573974233.

The spelling of 42092404 in words is "forty-two million, ninety-two thousand, four hundred four".