180746152 has 8 divisors (see below), whose sum is σ = 338899050. Its totient is φ = 90373072.

The previous prime is 180746149. The next prime is 180746171. The reversal of 180746152 is 251647081.

It can be written as a sum of positive squares in only one way, i.e., 132388036 + 48358116 = 11506^2 + 6954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11296627 + ... + 11296642.

Almost surely, 2^180746152 is an apocalyptic number.

It is an amenable number.

180746152 is a deficient number, since it is larger than the sum of its proper divisors (158152898).

180746152 is a wasteful number, since it uses less digits than its factorization.

180746152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22593275 (or 22593271 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 180746152 is about 13444.1865503272. The cubic root of 180746152 is about 565.4007150288.

The spelling of 180746152 in words is "one hundred eighty million, seven hundred forty-six thousand, one hundred fifty-two".