252516066 has 16 divisors (see below), whose sum is σ = 550944288. Its totient is φ = 76520000.

The previous prime is 252516053. The next prime is 252516073. The reversal of 252516066 is 660615252.

It is a happy number.

252516066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1912935 + ... + 1913066.

It is an arithmetic number, because the mean of its divisors is an integer number (34434018).

Almost surely, 2^252516066 is an apocalyptic number.

252516066 is an abundant number, since it is smaller than the sum of its proper divisors (298428222).

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

252516066 is a wasteful number, since it uses less digits than its factorization.

252516066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826017.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 252516066 is about 15890.7541041953. The cubic root of 252516066 is about 632.0668375209.

The spelling of 252516066 in words is "two hundred fifty-two million, five hundred sixteen thousand, sixty-six".