149727632 has 20 divisors (see below), whose sum is σ = 292762140. Its totient is φ = 74176128.

The previous prime is 149727623. The next prime is 149727649. The reversal of 149727632 is 236727941.

It can be written as a sum of positive squares in 2 ways, for example, as 136796416 + 12931216 = 11696^2 + 3596^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 149727632.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41183 + ... + 44670.

It is an arithmetic number, because the mean of its divisors is an integer number (14638107).

Almost surely, 2^149727632 is an apocalyptic number.

It is an amenable number.

149727632 is a deficient number, since it is larger than the sum of its proper divisors (143034508).

149727632 is a wasteful number, since it uses less digits than its factorization.

149727632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85970 (or 85964 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 149727632 is about 12236.3242846861. The cubic root of 149727632 is about 531.0074962028.

The spelling of 149727632 in words is "one hundred forty-nine million, seven hundred twenty-seven thousand, six hundred thirty-two".