149043476 has 12 divisors (see below), whose sum is σ = 260923572. Its totient is φ = 74493888.

The previous prime is 149043463. The next prime is 149043481. The reversal of 149043476 is 674340941.

It can be written as a sum of positive squares in 2 ways, for example, as 18490000 + 130553476 = 4300^2 + 11426^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9296 + ... + 19608.

It is an arithmetic number, because the mean of its divisors is an integer number (21743631).

Almost surely, 2^149043476 is an apocalyptic number.

It is an amenable number.

149043476 is a deficient number, since it is larger than the sum of its proper divisors (111880096).

149043476 is a wasteful number, since it uses less digits than its factorization.

149043476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13930 (or 13928 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 149043476 is about 12208.3363321953. The cubic root of 149043476 is about 530.1974771410.

The spelling of 149043476 in words is "one hundred forty-nine million, forty-three thousand, four hundred seventy-six".