242362690 has 8 divisors (see below), whose sum is σ = 436252860. Its totient is φ = 96945072.

The previous prime is 242362669. The next prime is 242362709. The reversal of 242362690 is 96263242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 207446409 + 34916281 = 14403^2 + 5909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×242362690² = 117479347008072200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12118125 + ... + 12118144.

Almost surely, 2^242362690 is an apocalyptic number.

242362690 is a deficient number, since it is larger than the sum of its proper divisors (193890170).

242362690 is a wasteful number, since it uses less digits than its factorization.

242362690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24236276.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 242362690 is about 15568.0021197326. The cubic root of 242362690 is about 623.4791309335.

The spelling of 242362690 in words is "two hundred forty-two million, three hundred sixty-two thousand, six hundred ninety".