42395542 has 16 divisors (see below), whose sum is σ = 72860832. Its totient is φ = 18123840.

The previous prime is 42395533. The next prime is 42395567. The reversal of 42395542 is 24559324.

It is a junction number, because it is equal to n+sod(n) for n = 42395498 and 42395507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2298 + ... + 9490.

It is an arithmetic number, because the mean of its divisors is an integer number (4553802).

Almost surely, 2^42395542 is an apocalyptic number.

42395542 is a deficient number, since it is larger than the sum of its proper divisors (30465290).

42395542 is a wasteful number, since it uses less digits than its factorization.

42395542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623.

The product of its digits is 43200, while the sum is 34.

The square root of 42395542 is about 6511.1859134876. The cubic root of 42395542 is about 348.6904587826.

The spelling of 42395542 in words is "forty-two million, three hundred ninety-five thousand, five hundred forty-two".