242757036 has 36 divisors (see below), whose sum is σ = 615435912. Its totient is φ = 80681664.

The previous prime is 242757007. The next prime is 242757043. The reversal of 242757036 is 630757242.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2776 + ... + 22208.

It is an arithmetic number, because the mean of its divisors is an integer number (17095442).

Almost surely, 2^242757036 is an apocalyptic number.

It is an amenable number.

242757036 is an abundant number, since it is smaller than the sum of its proper divisors (372678876).

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

242757036 is a wasteful number, since it uses less digits than its factorization.

242757036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19790 (or 19785 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 242757036 is about 15580.6622452321. The cubic root of 242757036 is about 623.8170999952.

The spelling of 242757036 in words is "two hundred forty-two million, seven hundred fifty-seven thousand, thirty-six".