223990574 has 4 divisors (see below), whose sum is σ = 335985864. Its totient is φ = 111995286.

The previous prime is 223990573. The next prime is 223990607. The reversal of 223990574 is 475099322.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223990573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55997642 + ... + 55997645.

It is an arithmetic number, because the mean of its divisors is an integer number (83996466).

Almost surely, 2^223990574 is an apocalyptic number.

223990574 is a deficient number, since it is larger than the sum of its proper divisors (111995290).

223990574 is a wasteful number, since it uses less digits than its factorization.

223990574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111995289.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 223990574 is about 14966.3146432246. The cubic root of 223990574 is about 607.3092755391.

The spelling of 223990574 in words is "two hundred twenty-three million, nine hundred ninety thousand, five hundred seventy-four".