242151532 has 36 divisors (see below), whose sum is σ = 506289504. Its totient is φ = 100971360.

The previous prime is 242151529. The next prime is 242151563. The reversal of 242151532 is 235151242.

It is a junction number, because it is equal to n+sod(n) for n = 242151497 and 242151506.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9444 + ... + 23947.

Almost surely, 2^242151532 is an apocalyptic number.

It is an amenable number.

242151532 is an abundant number, since it is smaller than the sum of its proper divisors (264137972).

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

242151532 is a wasteful number, since it uses less digits than its factorization.

242151532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33446 (or 33437 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 242151532 is about 15561.2188468641. The cubic root of 242151532 is about 623.2980100153.

The spelling of 242151532 in words is "two hundred forty-two million, one hundred fifty-one thousand, five hundred thirty-two".