57532226 has 8 divisors (see below), whose sum is σ = 87153084. Its totient is φ = 28481200.

The previous prime is 57532219. The next prime is 57532229. The reversal of 57532226 is 62223575.

It is a Cunningham number, because it is equal to 7585²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 57532225 + 1 = 7585^2 + 1^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 57532192 and 57532201.

It is not an unprimeable number, because it can be changed into a prime (57532229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142205 + ... + 142608.

Almost surely, 2^57532226 is an apocalyptic number.

57532226 is a deficient number, since it is larger than the sum of its proper divisors (29620858).

57532226 is a wasteful number, since it uses less digits than its factorization.

57532226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284916.

The product of its digits is 25200, while the sum is 32.

The square root of 57532226 is about 7585.0000659196. Note that the first 4 decimals coincide. The cubic root of 57532226 is about 386.0442243083.

The spelling of 57532226 in words is "fifty-seven million, five hundred thirty-two thousand, two hundred twenty-six".