57250426 has 8 divisors (see below), whose sum is σ = 86003424. Its totient is φ = 28582620.

The previous prime is 57250421. The next prime is 57250451. The reversal of 57250426 is 62405275.

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

It is a super-2 number, since 2×57250426² = 6555222554362952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57250421) 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, 19590 + ... + 22321.

It is an arithmetic number, because the mean of its divisors is an integer number (10750428).

Almost surely, 2^57250426 is an apocalyptic number.

57250426 is a deficient number, since it is larger than the sum of its proper divisors (28752998).

57250426 is a wasteful number, since it uses less digits than its factorization.

57250426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42596.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 57250426 is about 7566.4011260308. The cubic root of 57250426 is about 385.4128948619.

The spelling of 57250426 in words is "fifty-seven million, two hundred fifty thousand, four hundred twenty-six".