252715078 has 16 divisors (see below), whose sum is σ = 472610304. Its totient is φ = 98460360.

The previous prime is 252715063. The next prime is 252715079. The reversal of 252715078 is 870517252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252715079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820350 + ... + 820657.

It is an arithmetic number, because the mean of its divisors is an integer number (29538144).

Almost surely, 2^252715078 is an apocalyptic number.

252715078 is a deficient number, since it is larger than the sum of its proper divisors (219895226).

252715078 is a wasteful number, since it uses less digits than its factorization.

252715078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641027.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 252715078 is about 15897.0147512041. The cubic root of 252715078 is about 632.2328412878.

The spelling of 252715078 in words is "two hundred fifty-two million, seven hundred fifteen thousand, seventy-eight".