252555750 has 48 divisors (see below), whose sum is σ = 682916832. Its totient is φ = 67347600.

The previous prime is 252555739. The next prime is 252555767. The reversal of 252555750 is 57555252.

252555750 is a `hidden beast` number, since 2 + 52 + 5 + 557 + 50 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53874 + ... + 58373.

It is an arithmetic number, because the mean of its divisors is an integer number (14227434).

Almost surely, 2^252555750 is an apocalyptic number.

252555750 is an abundant number, since it is smaller than the sum of its proper divisors (430361082).

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

252555750 is a wasteful number, since it uses less digits than its factorization.

252555750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112270 (or 112257 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 36.

The square root of 252555750 is about 15892.0027057637. The cubic root of 252555750 is about 632.0999464723.

The spelling of 252555750 in words is "two hundred fifty-two million, five hundred fifty-five thousand, seven hundred fifty".