242487912 has 32 divisors (see below), whose sum is σ = 606614400. Its totient is φ = 80776704.

The previous prime is 242487911. The next prime is 242487923. The reversal of 242487912 is 219784242.

It is a happy number.

It is a super-2 number, since 2×242487912² = 117600774932239488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242487911) 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, 56664 + ... + 60792.

It is an arithmetic number, because the mean of its divisors is an integer number (18956700).

Almost surely, 2^242487912 is an apocalyptic number.

It is an amenable number.

242487912 is an abundant number, since it is smaller than the sum of its proper divisors (364126488).

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

242487912 is a wasteful number, since it uses less digits than its factorization.

242487912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6585 (or 6581 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 242487912 is about 15572.0233752714. The cubic root of 242487912 is about 623.5864905021.

The spelling of 242487912 in words is "two hundred forty-two million, four hundred eighty-seven thousand, nine hundred twelve".