242986904 has 32 divisors (see below), whose sum is σ = 476483040. Its totient is φ = 115948800.

The previous prime is 242986901. The next prime is 242986943. The reversal of 242986904 is 409689242.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242986901) 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, 98324 + ... + 100764.

It is an arithmetic number, because the mean of its divisors is an integer number (14890095).

Almost surely, 2^242986904 is an apocalyptic number.

It is an amenable number.

242986904 is a deficient number, since it is larger than the sum of its proper divisors (233496136).

242986904 is a wasteful number, since it uses less digits than its factorization.

242986904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011 (or 3007 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 242986904 is about 15588.0372080644. The cubic root of 242986904 is about 624.0139365176.

The spelling of 242986904 in words is "two hundred forty-two million, nine hundred eighty-six thousand, nine hundred four".