242453340 has 72 divisors (see below), whose sum is σ = 760818240. Its totient is φ = 62423424.

The previous prime is 242453339. The next prime is 242453353. The reversal of 242453340 is 43354242.

242453340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18004 + ... + 28443.

It is an arithmetic number, because the mean of its divisors is an integer number (10566920).

Almost surely, 2^242453340 is an apocalyptic number.

242453340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242453340 is an abundant number, since it is smaller than the sum of its proper divisors (518364900).

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

242453340 is a wasteful number, since it uses less digits than its factorization.

242453340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46491 (or 46486 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 242453340 is about 15570.9132680135. The cubic root of 242453340 is about 623.5568537577.

The spelling of 242453340 in words is "two hundred forty-two million, four hundred fifty-three thousand, three hundred forty".