252552146 has 16 divisors (see below), whose sum is σ = 472305600. Its totient is φ = 98396880.

The previous prime is 252552143. The next prime is 252552203. The reversal of 252552146 is 641255252.

It is not an unprimeable number, because it can be changed into a prime (252552143) 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, 819821 + ... + 820128.

It is an arithmetic number, because the mean of its divisors is an integer number (29519100).

Almost surely, 2^252552146 is an apocalyptic number.

252552146 is a deficient number, since it is larger than the sum of its proper divisors (219753454).

252552146 is a wasteful number, since it uses less digits than its factorization.

252552146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639969.

The product of its digits is 24000, while the sum is 32.

The square root of 252552146 is about 15891.8893149934. The cubic root of 252552146 is about 632.0969397447.

The spelling of 252552146 in words is "two hundred fifty-two million, five hundred fifty-two thousand, one hundred forty-six".