243052502 has 64 divisors (see below), whose sum is σ = 484475904. Its totient is φ = 88535040.

The previous prime is 243052501. The next prime is 243052543. The reversal of 243052502 is 205250342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243052501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 688358 + ... + 688710.

It is an arithmetic number, because the mean of its divisors is an integer number (7569936).

Almost surely, 2^243052502 is an apocalyptic number.

243052502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243052502 is a deficient number, since it is larger than the sum of its proper divisors (241423402).

243052502 is a wasteful number, since it uses less digits than its factorization.

243052502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 243052502 is about 15590.1411796045. The cubic root of 243052502 is about 624.0700854739.

The spelling of 243052502 in words is "two hundred forty-three million, fifty-two thousand, five hundred two".