151772272 has 40 divisors (see below), whose sum is σ = 299980800. Its totient is φ = 74373312.

The previous prime is 151772263. The next prime is 151772279. The reversal of 151772272 is 272277151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151772279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210729 + ... + 211447.

It is an arithmetic number, because the mean of its divisors is an integer number (7499520).

Almost surely, 2^151772272 is an apocalyptic number.

It is an amenable number.

151772272 is a deficient number, since it is larger than the sum of its proper divisors (148208528).

151772272 is a wasteful number, since it uses less digits than its factorization.

151772272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973 (or 967 counting only the distinct ones).

The product of its digits is 13720, while the sum is 34.

The square root of 151772272 is about 12319.5889541819. The cubic root of 151772272 is about 533.4136747023.

The spelling of 151772272 in words is "one hundred fifty-one million, seven hundred seventy-two thousand, two hundred seventy-two".