149864328 has 48 divisors (see below), whose sum is σ = 411457020. Its totient is φ = 49268736.

The previous prime is 149864317. The next prime is 149864339. The reversal of 149864328 is 823468941.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (149864317) and next prime (149864339).

It can be written as a sum of positive squares in 2 ways, for example, as 134513604 + 15350724 = 11598^2 + 3918^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9001 + ... + 19512.

Almost surely, 2^149864328 is an apocalyptic number.

149864328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

149864328 is an abundant number, since it is smaller than the sum of its proper divisors (261592692).

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

149864328 is a wasteful number, since it uses less digits than its factorization.

149864328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28598 (or 28591 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 149864328 is about 12241.9086747125. The cubic root of 149864328 is about 531.1690440330.

The spelling of 149864328 in words is "one hundred forty-nine million, eight hundred sixty-four thousand, three hundred twenty-eight".