149980272 has 40 divisors (see below), whose sum is σ = 417254544. Its totient is φ = 46147584.

The previous prime is 149980241. The next prime is 149980283. The reversal of 149980272 is 272089941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119553 + ... + 120800.

Almost surely, 2^149980272 is an apocalyptic number.

149980272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

149980272 is an abundant number, since it is smaller than the sum of its proper divisors (267274272).

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

149980272 is a wasteful number, since it uses less digits than its factorization.

149980272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240377 (or 240371 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 149980272 is about 12246.6432952054. The cubic root of 149980272 is about 531.3059900942.

The spelling of 149980272 in words is "one hundred forty-nine million, nine hundred eighty thousand, two hundred seventy-two".