64567142 has 8 divisors (see below), whose sum is σ = 97338000. Its totient is φ = 32121144.

The previous prime is 64567133. The next prime is 64567171. The reversal of 64567142 is 24176546.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80717 + ... + 81512.

It is an arithmetic number, because the mean of its divisors is an integer number (12167250).

Almost surely, 2^64567142 is an apocalyptic number.

64567142 is a deficient number, since it is larger than the sum of its proper divisors (32770858).

64567142 is a wasteful number, since it uses less digits than its factorization.

64567142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162430.

The product of its digits is 40320, while the sum is 35.

The square root of 64567142 is about 8035.3681931819. The cubic root of 64567142 is about 401.1780727884.

The spelling of 64567142 in words is "sixty-four million, five hundred sixty-seven thousand, one hundred forty-two".