57641266 has 8 divisors (see below), whose sum is σ = 90221184. Its totient is φ = 27567540.

The previous prime is 57641251. The next prime is 57641267. The reversal of 57641266 is 66214675.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (57641267) 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, 626490 + ... + 626581.

It is an arithmetic number, because the mean of its divisors is an integer number (11277648).

Almost surely, 2^57641266 is an apocalyptic number.

57641266 is a deficient number, since it is larger than the sum of its proper divisors (32579918).

57641266 is a wasteful number, since it uses less digits than its factorization.

57641266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253096.

The product of its digits is 60480, while the sum is 37.

The square root of 57641266 is about 7592.1845341114. The cubic root of 57641266 is about 386.2879584121.

The spelling of 57641266 in words is "fifty-seven million, six hundred forty-one thousand, two hundred sixty-six".