266675625 has 40 divisors (see below), whose sum is σ = 493716960. Its totient is φ = 142218000.

The previous prime is 266675599. The next prime is 266675641. The reversal of 266675625 is 526576662.

It is not a de Polignac number, because 266675625 - 2⁸ = 266675369 is a prime.

It is a super-2 number, since 2×266675625² = 142231777938281250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8974 + ... + 24776.

It is an arithmetic number, because the mean of its divisors is an integer number (12342924).

Almost surely, 2^266675625 is an apocalyptic number.

266675625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266675625 is a deficient number, since it is larger than the sum of its proper divisors (227041335).

266675625 is an equidigital number, since it uses as much as digits as its factorization.

266675625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15832 (or 15811 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 266675625 is about 16330.2059080711. The cubic root of 266675625 is about 643.6667973028. Note that the first 3 decimals are identical.

The spelling of 266675625 in words is "two hundred sixty-six million, six hundred seventy-five thousand, six hundred twenty-five".