146564864 has 18 divisors (see below), whose sum is σ = 292557720. Its totient is φ = 73282304.

The previous prime is 146564849. The next prime is 146564897. The reversal of 146564864 is 468465641.

146564864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286004 + ... + 286515.

Almost surely, 2^146564864 is an apocalyptic number.

It is an amenable number.

146564864 is a deficient number, since it is larger than the sum of its proper divisors (145992856).

146564864 is an frugal number, since it uses more digits than its factorization.

146564864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572535 (or 572521 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 146564864 is about 12106.3976475250. The cubic root of 146564864 is about 527.2419486087.

The spelling of 146564864 in words is "one hundred forty-six million, five hundred sixty-four thousand, eight hundred sixty-four".