252463154 has 12 divisors (see below), whose sum is σ = 392206074. Its totient is φ = 121877952.

The previous prime is 252463139. The next prime is 252463171. The reversal of 252463154 is 451364252.

It can be written as a sum of positive squares in 3 ways, for example, as 211848025 + 40615129 = 14555^2 + 6373^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 252463154.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73367 + ... + 76730.

Almost surely, 2^252463154 is an apocalyptic number.

252463154 is a deficient number, since it is larger than the sum of its proper divisors (139742920).

252463154 is a wasteful number, since it uses less digits than its factorization.

252463154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150157 (or 150128 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 252463154 is about 15889.0891494761. The cubic root of 252463154 is about 632.0226868558.

The spelling of 252463154 in words is "two hundred fifty-two million, four hundred sixty-three thousand, one hundred fifty-four".