242155704 has 64 divisors (see below), whose sum is σ = 707984640. Its totient is φ = 67576320.

The previous prime is 242155699. The next prime is 242155709. The reversal of 242155704 is 407551242.

It is an interprime number because it is at equal distance from previous prime (242155699) and next prime (242155709).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242155709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9537 + ... + 23984.

It is an arithmetic number, because the mean of its divisors is an integer number (11062260).

Almost surely, 2^242155704 is an apocalyptic number.

242155704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242155704 is an abundant number, since it is smaller than the sum of its proper divisors (465828936).

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

242155704 is a wasteful number, since it uses less digits than its factorization.

242155704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33580 (or 33576 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 242155704 is about 15561.3528974829. The cubic root of 242155704 is about 623.3015895706.

The spelling of 242155704 in words is "two hundred forty-two million, one hundred fifty-five thousand, seven hundred four".