264701625 has 16 divisors (see below), whose sum is σ = 440464128. Its totient is φ = 141174000.

The previous prime is 264701621. The next prime is 264701659. The reversal of 264701625 is 526107462.

It is not a de Polignac number, because 264701625 - 2² = 264701621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264701621) 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, 352561 + ... + 353310.

It is an arithmetic number, because the mean of its divisors is an integer number (27529008).

Almost surely, 2^264701625 is an apocalyptic number.

264701625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264701625 is a deficient number, since it is larger than the sum of its proper divisors (175762503).

264701625 is an equidigital number, since it uses as much as digits as its factorization.

264701625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705889 (or 705879 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 264701625 is about 16269.6534996908. The cubic root of 264701625 is about 642.0746679005.

The spelling of 264701625 in words is "two hundred sixty-four million, seven hundred one thousand, six hundred twenty-five".