57440966 has 8 divisors (see below), whose sum is σ = 93994344. Its totient is φ = 26109520.

The previous prime is 57440963. The next prime is 57440969. The reversal of 57440966 is 66904475.

It is an interprime number because it is at equal distance from previous prime (57440963) and next prime (57440969).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57440963) 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, 1305455 + ... + 1305498.

It is an arithmetic number, because the mean of its divisors is an integer number (11749293).

Almost surely, 2^57440966 is an apocalyptic number.

57440966 is a deficient number, since it is larger than the sum of its proper divisors (36553378).

57440966 is a wasteful number, since it uses less digits than its factorization.

57440966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610966.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 57440966 is about 7578.9818577432. The cubic root of 57440966 is about 385.8399965055.

It can be divided in two parts, 574409 and 66, that added together give a palindrome (574475).

The spelling of 57440966 in words is "fifty-seven million, four hundred forty thousand, nine hundred sixty-six".