222490473 has 8 divisors (see below), whose sum is σ = 299376000. Its totient is φ = 146965968.

The previous prime is 222490469. The next prime is 222490487. The reversal of 222490473 is 374094222.

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

It is not a de Polignac number, because 222490473 - 2² = 222490469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222490453) 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, 339873 + ... + 340526.

It is an arithmetic number, because the mean of its divisors is an integer number (37422000).

Almost surely, 2^222490473 is an apocalyptic number.

It is an amenable number.

222490473 is a deficient number, since it is larger than the sum of its proper divisors (76885527).

222490473 is a wasteful number, since it uses less digits than its factorization.

222490473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680511.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 222490473 is about 14916.1145409922. The cubic root of 222490473 is about 605.9504882813.

The spelling of 222490473 in words is "two hundred twenty-two million, four hundred ninety thousand, four hundred seventy-three".