226202590 has 8 divisors (see below), whose sum is σ = 407164680. Its totient is φ = 90481032.

The previous prime is 226202563. The next prime is 226202593. The reversal of 226202590 is 95202622.

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

It is a super-2 number, since 2×226202590² = 102335223445416200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226202593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11310120 + ... + 11310139.

It is an arithmetic number, because the mean of its divisors is an integer number (50895585).

Almost surely, 2^226202590 is an apocalyptic number.

226202590 is a deficient number, since it is larger than the sum of its proper divisors (180962090).

226202590 is a wasteful number, since it uses less digits than its factorization.

226202590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22620266.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 226202590 is about 15040.0329121980. The cubic root of 226202590 is about 609.3018888048.

The spelling of 226202590 in words is "two hundred twenty-six million, two hundred two thousand, five hundred ninety".