252525378 has 32 divisors (see below), whose sum is σ = 611155584. Its totient is φ = 67905792.

The previous prime is 252525367. The next prime is 252525379. The reversal of 252525378 is 873525252.

252525378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (252525379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176125 + ... + 177552.

It is an arithmetic number, because the mean of its divisors is an integer number (19098612).

Almost surely, 2^252525378 is an apocalyptic number.

252525378 is an abundant number, since it is smaller than the sum of its proper divisors (358630206).

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

252525378 is a wasteful number, since it uses less digits than its factorization.

252525378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353706.

The product of its digits is 168000, while the sum is 39.

The square root of 252525378 is about 15891.0471020635. The cubic root of 252525378 is about 632.0746069724.

The spelling of 252525378 in words is "two hundred fifty-two million, five hundred twenty-five thousand, three hundred seventy-eight".