252078606 has 48 divisors (see below), whose sum is σ = 589518384. Its totient is φ = 77386752.

The previous prime is 252078583. The next prime is 252078611. The reversal of 252078606 is 606870252.

252078606 is a `hidden beast` number, since 2 + 520 + 78 + 60 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134085 + ... + 135951.

It is an arithmetic number, because the mean of its divisors is an integer number (12281633).

Almost surely, 2^252078606 is an apocalyptic number.

252078606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

252078606 is an abundant number, since it is smaller than the sum of its proper divisors (337439778).

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

252078606 is a wasteful number, since it uses less digits than its factorization.

252078606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465 (or 2462 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 252078606 is about 15876.9835296255. The cubic root of 252078606 is about 631.7016280390.

The spelling of 252078606 in words is "two hundred fifty-two million, seventy-eight thousand, six hundred six".