42395492 has 6 divisors (see below), whose sum is σ = 74192118. Its totient is φ = 21197744.

The previous prime is 42395489. The next prime is 42395497. The reversal of 42395492 is 29459324.

It is a happy number.

42395492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40246336 + 2149156 = 6344^2 + 1466^2 .

It is not an unprimeable number, because it can be changed into a prime (42395497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5299433 + ... + 5299440.

It is an arithmetic number, because the mean of its divisors is an integer number (12365353).

Almost surely, 2^42395492 is an apocalyptic number.

It is an amenable number.

42395492 is a deficient number, since it is larger than the sum of its proper divisors (31796626).

42395492 is a wasteful number, since it uses less digits than its factorization.

42395492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10598877 (or 10598875 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 42395492 is about 6511.1820739402. The cubic root of 42395492 is about 348.6903217043.

The spelling of 42395492 in words is "forty-two million, three hundred ninety-five thousand, four hundred ninety-two".