64258942 has 16 divisors (see below), whose sum is σ = 107597952. Its totient is φ = 28528920.

The previous prime is 64258921. The next prime is 64258981. The reversal of 64258942 is 24985246.

It is a junction number, because it is equal to n+sod(n) for n = 64258895 and 64258904.

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, 33018 + ... + 34909.

It is an arithmetic number, because the mean of its divisors is an integer number (6724872).

Almost surely, 2^64258942 is an apocalyptic number.

64258942 is a deficient number, since it is larger than the sum of its proper divisors (43339010).

64258942 is a wasteful number, since it uses less digits than its factorization.

64258942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67983.

The product of its digits is 138240, while the sum is 40.

The square root of 64258942 is about 8016.1675381693. The cubic root of 64258942 is about 400.5387365815.

The spelling of 64258942 in words is "sixty-four million, two hundred fifty-eight thousand, nine hundred forty-two".