264127625 has 16 divisors (see below), whose sum is σ = 332910864. Its totient is φ = 209200000.

The previous prime is 264127613. The next prime is 264127627. The reversal of 264127625 is 526721462.

It can be written as a sum of positive squares in 8 ways, for example, as 10426441 + 253701184 = 3229^2 + 15928^2 .

It is not a de Polignac number, because 264127625 - 2¹² = 264123529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264127627) 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, 2165 + ... + 23085.

It is an arithmetic number, because the mean of its divisors is an integer number (20806929).

Almost surely, 2^264127625 is an apocalyptic number.

264127625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264127625 is a deficient number, since it is larger than the sum of its proper divisors (68783239).

264127625 is a wasteful number, since it uses less digits than its factorization.

264127625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21037 (or 21027 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 264127625 is about 16252.0037226183. The cubic root of 264127625 is about 641.6102234792.

The spelling of 264127625 in words is "two hundred sixty-four million, one hundred twenty-seven thousand, six hundred twenty-five".