42292539 has 12 divisors (see below), whose sum is σ = 61192872. Its totient is φ = 28147200.

The previous prime is 42292513. The next prime is 42292543. The reversal of 42292539 is 93529224.

42292539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42292539 - 2⁵ = 42292507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42292589) 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 in 11 ways as a sum of consecutive naturals, for example, 2104 + ... + 9434.

It is an arithmetic number, because the mean of its divisors is an integer number (5099406).

Almost surely, 2^42292539 is an apocalyptic number.

42292539 is a deficient number, since it is larger than the sum of its proper divisors (18900333).

42292539 is a wasteful number, since it uses less digits than its factorization.

42292539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7978 (or 7975 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 42292539 is about 6503.2714075302. The cubic root of 42292539 is about 348.4078403129.

The spelling of 42292539 in words is "forty-two million, two hundred ninety-two thousand, five hundred thirty-nine".