226137657 has 8 divisors (see below), whose sum is σ = 302664384. Its totient is φ = 150184688.

The previous prime is 226137649. The next prime is 226137661. The reversal of 226137657 is 756731622.

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

It is a cyclic number.

It is not a de Polignac number, because 226137657 - 2³ = 226137649 is a prime.

It is a super-2 number, since 2×226137657² = 102276479826899298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226137607) 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, 142518 + ... + 144095.

It is an arithmetic number, because the mean of its divisors is an integer number (37833048).

Almost surely, 2^226137657 is an apocalyptic number.

It is an amenable number.

226137657 is a deficient number, since it is larger than the sum of its proper divisors (76526727).

226137657 is a wasteful number, since it uses less digits than its factorization.

226137657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286879.

The product of its digits is 105840, while the sum is 39.

The square root of 226137657 is about 15037.8740851225. The cubic root of 226137657 is about 609.2435818010.

The spelling of 226137657 in words is "two hundred twenty-six million, one hundred thirty-seven thousand, six hundred fifty-seven".