151601928 has 32 divisors (see below), whose sum is σ = 388251360. Its totient is φ = 49301120.

The previous prime is 151601921. The next prime is 151601929. The reversal of 151601928 is 829106151.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (151601921) 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, 76050 + ... + 78017.

It is an arithmetic number, because the mean of its divisors is an integer number (12132855).

Almost surely, 2^151601928 is an apocalyptic number.

It is an amenable number.

151601928 is an abundant number, since it is smaller than the sum of its proper divisors (236649432).

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

151601928 is a wasteful number, since it uses less digits than its factorization.

151601928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154117 (or 154113 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 151601928 is about 12312.6734708592. The cubic root of 151601928 is about 533.2140382488.

The spelling of 151601928 in words is "one hundred fifty-one million, six hundred one thousand, nine hundred twenty-eight".