242099252 has 12 divisors (see below), whose sum is σ = 423785796. Its totient is φ = 121017600.

The previous prime is 242099191. The next prime is 242099267. The reversal of 242099252 is 252990242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 193043236 + 49056016 = 13894^2 + 7004^2 .

It is a super-2 number, since 2×242099252² = 117224095637919008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 19502 + ... + 29402.

It is an arithmetic number, because the mean of its divisors is an integer number (35315483).

Almost surely, 2^242099252 is an apocalyptic number.

It is an amenable number.

242099252 is a deficient number, since it is larger than the sum of its proper divisors (181686544).

242099252 is a wasteful number, since it uses less digits than its factorization.

242099252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16018 (or 16016 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 242099252 is about 15559.5389391845. The cubic root of 242099252 is about 623.2531505492.

The spelling of 242099252 in words is "two hundred forty-two million, ninety-nine thousand, two hundred fifty-two".