225966737 has 8 divisors (see below), whose sum is σ = 240729696. Its totient is φ = 211367232.

The previous prime is 225966731. The next prime is 225966799. The reversal of 225966737 is 737669522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225966737 - 2⁴ = 225966721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225966691 and 225966700.

It is not an unprimeable number, because it can be changed into a prime (225966731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38003 + ... + 43544.

It is an arithmetic number, because the mean of its divisors is an integer number (30091212).

Almost surely, 2^225966737 is an apocalyptic number.

It is an amenable number.

225966737 is a deficient number, since it is larger than the sum of its proper divisors (14762959).

225966737 is a wasteful number, since it uses less digits than its factorization.

225966737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81727.

The product of its digits is 952560, while the sum is 47.

The square root of 225966737 is about 15032.1900267393. The cubic root of 225966737 is about 609.0900497143.

The spelling of 225966737 in words is "two hundred twenty-five million, nine hundred sixty-six thousand, seven hundred thirty-seven".