142024564 has 24 divisors (see below), whose sum is σ = 275738400. Its totient is φ = 63461280.

The previous prime is 142024543. The next prime is 142024573. The reversal of 142024564 is 465420241.

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, 24759 + ... + 29950.

It is an arithmetic number, because the mean of its divisors is an integer number (11489100).

Almost surely, 2^142024564 is an apocalyptic number.

It is an amenable number.

142024564 is a deficient number, since it is larger than the sum of its proper divisors (133713836).

142024564 is a wasteful number, since it uses less digits than its factorization.

142024564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54783 (or 54781 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 142024564 is about 11917.4059257877. The cubic root of 142024564 is about 521.7404257403.

The spelling of 142024564 in words is "one hundred forty-two million, twenty-four thousand, five hundred sixty-four".