57840626 has 8 divisors (see below), whose sum is σ = 87444480. Its totient is φ = 28692468.

The previous prime is 57840623. The next prime is 57840659. The reversal of 57840626 is 62604875.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 57840626.

It is not an unprimeable number, because it can be changed into a prime (57840623) 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, 113606 + ... + 114113.

It is an arithmetic number, because the mean of its divisors is an integer number (10930560).

Almost surely, 2^57840626 is an apocalyptic number.

57840626 is a deficient number, since it is larger than the sum of its proper divisors (29603854).

57840626 is a wasteful number, since it uses less digits than its factorization.

57840626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227848.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 57840626 is about 7605.3024923405. The cubic root of 57840626 is about 386.7327887648.

The spelling of 57840626 in words is "fifty-seven million, eight hundred forty thousand, six hundred twenty-six".