149152216 has 8 divisors (see below), whose sum is σ = 279660420. Its totient is φ = 74576104.

The previous prime is 149152207. The next prime is 149152243. The reversal of 149152216 is 612251941.

149152216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9322006 + ... + 9322021.

Almost surely, 2^149152216 is an apocalyptic number.

It is an amenable number.

149152216 is a deficient number, since it is larger than the sum of its proper divisors (130508204).

149152216 is a wasteful number, since it uses less digits than its factorization.

149152216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18644033 (or 18644029 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 149152216 is about 12212.7890344507. The cubic root of 149152216 is about 530.3263873082.

The spelling of 149152216 in words is "one hundred forty-nine million, one hundred fifty-two thousand, two hundred sixteen".