149077872 has 30 divisors (see below), whose sum is σ = 417211392. Its totient is φ = 49692576.

The previous prime is 149077871. The next prime is 149077897. The reversal of 149077872 is 278770941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149077871) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 517488 + ... + 517775.

Almost surely, 2^149077872 is an apocalyptic number.

149077872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

149077872 is an abundant number, since it is smaller than the sum of its proper divisors (268133520).

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

149077872 is a wasteful number, since it uses less digits than its factorization.

149077872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035277 (or 1035268 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 45.

The square root of 149077872 is about 12209.7449604814. The cubic root of 149077872 is about 530.2382600280.

The spelling of 149077872 in words is "one hundred forty-nine million, seventy-seven thousand, eight hundred seventy-two".