226492521 has 8 divisors (see below), whose sum is σ = 317884320. Its totient is φ = 143047872.

The previous prime is 226492489. The next prime is 226492531. The reversal of 226492521 is 125294622.

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

It is not a de Polignac number, because 226492521 - 2⁵ = 226492489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226492531) 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, 1986720 + ... + 1986833.

It is an arithmetic number, because the mean of its divisors is an integer number (39735540).

Almost surely, 2^226492521 is an apocalyptic number.

It is an amenable number.

226492521 is a deficient number, since it is larger than the sum of its proper divisors (91391799).

226492521 is a wasteful number, since it uses less digits than its factorization.

226492521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973575.

The product of its digits is 17280, while the sum is 33.

The square root of 226492521 is about 15049.6684681092. The cubic root of 226492521 is about 609.5620981517.

The spelling of 226492521 in words is "two hundred twenty-six million, four hundred ninety-two thousand, five hundred twenty-one".