57726242 has 8 divisors (see below), whose sum is σ = 98959296. Its totient is φ = 24739812.

The previous prime is 57726239. The next prime is 57726259. The reversal of 57726242 is 24262775.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2061638 + ... + 2061665.

It is an arithmetic number, because the mean of its divisors is an integer number (12369912).

Almost surely, 2^57726242 is an apocalyptic number.

57726242 is a deficient number, since it is larger than the sum of its proper divisors (41233054).

57726242 is a wasteful number, since it uses less digits than its factorization.

57726242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123312.

The product of its digits is 47040, while the sum is 35.

The square root of 57726242 is about 7597.7787543466. The cubic root of 57726242 is about 386.4776898926.

The spelling of 57726242 in words is "fifty-seven million, seven hundred twenty-six thousand, two hundred forty-two".