225657082 has 16 divisors (see below), whose sum is σ = 409596480. Its totient is φ = 91021248.

The previous prime is 225657067. The next prime is 225657109. The reversal of 225657082 is 280756522.

It is a super-2 number, since 2×225657082² = 101842237313509448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473832 + ... + 474307.

It is an arithmetic number, because the mean of its divisors is an integer number (25599780).

Almost surely, 2^225657082 is an apocalyptic number.

225657082 is a deficient number, since it is larger than the sum of its proper divisors (183939398).

225657082 is a wasteful number, since it uses less digits than its factorization.

225657082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948165.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 225657082 is about 15021.8867656496. The cubic root of 225657082 is about 608.8116990142.

The spelling of 225657082 in words is "two hundred twenty-five million, six hundred fifty-seven thousand, eighty-two".