151649752 has 32 divisors (see below), whose sum is σ = 289608480. Its totient is φ = 74430720.

The previous prime is 151649749. The next prime is 151649759. The reversal of 151649752 is 257946151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151649759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177358 + ... + 178210.

It is an arithmetic number, because the mean of its divisors is an integer number (9050265).

Almost surely, 2^151649752 is an apocalyptic number.

It is an amenable number.

151649752 is a deficient number, since it is larger than the sum of its proper divisors (137958728).

151649752 is a wasteful number, since it uses less digits than its factorization.

151649752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243 (or 1239 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 151649752 is about 12314.6153817324. The cubic root of 151649752 is about 533.2701011840.

The spelling of 151649752 in words is "one hundred fifty-one million, six hundred forty-nine thousand, seven hundred fifty-two".