242399532 has 24 divisors (see below), whose sum is σ = 598869936. Its totient is φ = 76046848.

The previous prime is 242399513. The next prime is 242399533. The reversal of 242399532 is 235993242.

It is a super-2 number, since 2×242399532² = 117515066227638048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (242399533) 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, 593913 + ... + 594320.

It is an arithmetic number, because the mean of its divisors is an integer number (24952914).

Almost surely, 2^242399532 is an apocalyptic number.

It is an amenable number.

242399532 is an abundant number, since it is smaller than the sum of its proper divisors (356470404).

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

242399532 is a wasteful number, since it uses less digits than its factorization.

242399532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188257 (or 1188255 counting only the distinct ones).

The product of its digits is 116640, while the sum is 39.

The square root of 242399532 is about 15569.1853351420. The cubic root of 242399532 is about 623.5107214042.

The spelling of 242399532 in words is "two hundred forty-two million, three hundred ninety-nine thousand, five hundred thirty-two".