149530072 has 16 divisors (see below), whose sum is σ = 285121800. Its totient is φ = 73497600.

The previous prime is 149530067. The next prime is 149530091. The reversal of 149530072 is 270035941.

149530072 is digitally balanced in base 2, 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157929 + ... + 158872.

Almost surely, 2^149530072 is an apocalyptic number.

It is an amenable number.

149530072 is a deficient number, since it is larger than the sum of its proper divisors (135591728).

149530072 is a wasteful number, since it uses less digits than its factorization.

149530072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316866 (or 316862 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 149530072 is about 12228.2489343323. The cubic root of 149530072 is about 530.7738452434.

The spelling of 149530072 in words is "one hundred forty-nine million, five hundred thirty thousand, seventy-two".