242464624 has 20 divisors (see below), whose sum is σ = 494500840. Its totient is φ = 114851520.

The previous prime is 242464603. The next prime is 242464627. The reversal of 242464624 is 426464242.

It is a super-2 number, since 2×242464624² = 117578187782922752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242464624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242464627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398487 + ... + 399094.

It is an arithmetic number, because the mean of its divisors is an integer number (24725042).

Almost surely, 2^242464624 is an apocalyptic number.

It is an amenable number.

242464624 is an abundant number, since it is smaller than the sum of its proper divisors (252036216).

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

242464624 is a wasteful number, since it uses less digits than its factorization.

242464624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797608 (or 797602 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The square root of 242464624 is about 15571.2756060639. The cubic root of 242464624 is about 623.5665272429.

The spelling of 242464624 in words is "two hundred forty-two million, four hundred sixty-four thousand, six hundred twenty-four".