154972328 has 16 divisors (see below), whose sum is σ = 332083680. Its totient is φ = 66416688.

The previous prime is 154972327. The next prime is 154972331. The reversal of 154972328 is 823279451.

It is not an unprimeable number, because it can be changed into a prime (154972327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1383626 + ... + 1383737.

It is an arithmetic number, because the mean of its divisors is an integer number (20755230).

Almost surely, 2^154972328 is an apocalyptic number.

It is an amenable number.

154972328 is an abundant number, since it is smaller than the sum of its proper divisors (177111352).

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

154972328 is a wasteful number, since it uses less digits than its factorization.

154972328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767376 (or 2767372 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 154972328 is about 12448.7882141195. The cubic root of 154972328 is about 537.1365668657.

The spelling of 154972328 in words is "one hundred fifty-four million, nine hundred seventy-two thousand, three hundred twenty-eight".