149453976 has 64 divisors (see below), whose sum is σ = 440801280. Its totient is φ = 41322240.

The previous prime is 149453947. The next prime is 149453999. The reversal of 149453976 is 679354941.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9141 + ... + 19556.

It is an arithmetic number, because the mean of its divisors is an integer number (6887520).

Almost surely, 2^149453976 is an apocalyptic number.

It is an amenable number.

149453976 is an abundant number, since it is smaller than the sum of its proper divisors (291347304).

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

149453976 is a wasteful number, since it uses less digits than its factorization.

149453976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28744 (or 28740 counting only the distinct ones).

The product of its digits is 816480, while the sum is 48.

The square root of 149453976 is about 12225.1370544465. The cubic root of 149453976 is about 530.6837928560.

The spelling of 149453976 in words is "one hundred forty-nine million, four hundred fifty-three thousand, nine hundred seventy-six".