154972204 has 18 divisors (see below), whose sum is σ = 288094940. Its totient is φ = 72927552.

The previous prime is 154972199. The next prime is 154972231. The reversal of 154972204 is 402279451.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 154972204.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65874 + ... + 68185.

Almost surely, 2^154972204 is an apocalyptic number.

It is an amenable number.

154972204 is a deficient number, since it is larger than the sum of its proper divisors (133122736).

154972204 is a wasteful number, since it uses less digits than its factorization.

154972204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134097 (or 134078 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 154972204 is about 12448.7832337140. The cubic root of 154972204 is about 537.1364236037.

The spelling of 154972204 in words is "one hundred fifty-four million, nine hundred seventy-two thousand, two hundred four".