154428664 has 32 divisors (see below), whose sum is σ = 312721920. Its totient is φ = 71070336.

The previous prime is 154428649. The next prime is 154428671. The reversal of 154428664 is 466824451.

154428664 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37894 + ... + 41770.

It is an arithmetic number, because the mean of its divisors is an integer number (9772560).

Almost surely, 2^154428664 is an apocalyptic number.

It is an amenable number.

154428664 is an abundant number, since it is smaller than the sum of its proper divisors (158293256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154428664 is a wasteful number, since it uses less digits than its factorization.

154428664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4279 (or 4275 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 154428664 is about 12426.9330085907. The cubic root of 154428664 is about 536.5077148862.

The spelling of 154428664 in words is "one hundred fifty-four million, four hundred twenty-eight thousand, six hundred sixty-four".