149490332 has 12 divisors (see below), whose sum is σ = 261731400. Its totient is φ = 74709936.

The previous prime is 149490307. The next prime is 149490337. The reversal of 149490332 is 233094941.

It is a super-2 number, since 2×149490332² = 44694718722940448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 149490292 and 149490301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149490337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2294 + ... + 17442.

It is an arithmetic number, because the mean of its divisors is an integer number (21810950).

Almost surely, 2^149490332 is an apocalyptic number.

It is an amenable number.

149490332 is a deficient number, since it is larger than the sum of its proper divisors (112241068).

149490332 is a wasteful number, since it uses less digits than its factorization.

149490332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17620 (or 17618 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 149490332 is about 12226.6239003251. The cubic root of 149490332 is about 530.7268205408.

The spelling of 149490332 in words is "one hundred forty-nine million, four hundred ninety thousand, three hundred thirty-two".