242351544 has 32 divisors (see below), whose sum is σ = 608307840. Its totient is φ = 80460000.

The previous prime is 242351513. The next prime is 242351573. The reversal of 242351544 is 445153242.

It is a congruent number.

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, 14092 + ... + 26139.

It is an arithmetic number, because the mean of its divisors is an integer number (19009620).

Almost surely, 2^242351544 is an apocalyptic number.

242351544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242351544 is an abundant number, since it is smaller than the sum of its proper divisors (365956296).

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

242351544 is a wasteful number, since it uses less digits than its factorization.

242351544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40491 (or 40487 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 242351544 is about 15567.6441377621. The cubic root of 242351544 is about 623.4695730750.

The spelling of 242351544 in words is "two hundred forty-two million, three hundred fifty-one thousand, five hundred forty-four".