222293601 has 6 divisors (see below), whose sum is σ = 321090770. Its totient is φ = 148195728.

The previous prime is 222293587. The next prime is 222293611. The reversal of 222293601 is 106392222.

It can be written as a sum of positive squares in only one way, i.e., 153735201 + 68558400 = 12399^2 + 8280^2 .

It is not a de Polignac number, because 222293601 - 2¹⁹ = 221769313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222293611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12349636 + ... + 12349653.

Almost surely, 2^222293601 is an apocalyptic number.

It is an amenable number.

222293601 is a deficient number, since it is larger than the sum of its proper divisors (98797169).

222293601 is a wasteful number, since it uses less digits than its factorization.

222293601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24699295 (or 24699292 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 222293601 is about 14909.5137747681. The cubic root of 222293601 is about 605.7717092585.

The spelling of 222293601 in words is "two hundred twenty-two million, two hundred ninety-three thousand, six hundred one".