151417242 has 16 divisors (see below), whose sum is σ = 336482880. Its totient is φ = 50472396.

The previous prime is 151417229. The next prime is 151417261. The reversal of 151417242 is 242714151.

151417242 is a `hidden beast` number, since 1 + 5 + 1 + 417 + 242 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401958 + ... + 1402065.

It is an arithmetic number, because the mean of its divisors is an integer number (21030180).

Almost surely, 2^151417242 is an apocalyptic number.

151417242 is an abundant number, since it is smaller than the sum of its proper divisors (185065638).

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

151417242 is a wasteful number, since it uses less digits than its factorization.

151417242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804034 (or 2804028 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 151417242 is about 12305.1713519154. The cubic root of 151417242 is about 532.9974245036.

The spelling of 151417242 in words is "one hundred fifty-one million, four hundred seventeen thousand, two hundred forty-two".