57630226 has 16 divisors (see below), whose sum is σ = 91010304. Its totient is φ = 27315904.

The previous prime is 57630217. The next prime is 57630227. The reversal of 57630226 is 62203675.

It is a super-2 number, since 2×57630226² = 6642485897622152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57630227) 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, 346 + ... + 10741.

It is an arithmetic number, because the mean of its divisors is an integer number (5688144).

Almost surely, 2^57630226 is an apocalyptic number.

57630226 is a deficient number, since it is larger than the sum of its proper divisors (33380078).

57630226 is a wasteful number, since it uses less digits than its factorization.

57630226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11225.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 57630226 is about 7591.4574358288. The cubic root of 57630226 is about 386.2632949973.

The spelling of 57630226 in words is "fifty-seven million, six hundred thirty thousand, two hundred twenty-six".