225582790 has 8 divisors (see below), whose sum is σ = 406049040. Its totient is φ = 90233112.

The previous prime is 225582767. The next prime is 225582811. The reversal of 225582790 is 97285522.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11279130 + ... + 11279149.

It is an arithmetic number, because the mean of its divisors is an integer number (50756130).

Almost surely, 2^225582790 is an apocalyptic number.

225582790 is a deficient number, since it is larger than the sum of its proper divisors (180466250).

225582790 is a wasteful number, since it uses less digits than its factorization.

225582790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22558286.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 225582790 is about 15019.4137701842. The cubic root of 225582790 is about 608.7448796278.

The spelling of 225582790 in words is "two hundred twenty-five million, five hundred eighty-two thousand, seven hundred ninety".