9400057 has 8 divisors (see below), whose sum is σ = 9655200. Its totient is φ = 9148224.

The previous prime is 9400049. The next prime is 9400063. The reversal of 9400057 is 7500049.

9400057 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9400057 - 2³ = 9400049 is a prime.

It is a super-2 number, since 2×9400057² = 176722143206498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9400087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5569 + ... + 7057.

It is an arithmetic number, because the mean of its divisors is an integer number (1206900).

Almost surely, 2^9400057 is an apocalyptic number.

It is an amenable number.

9400057 is a deficient number, since it is larger than the sum of its proper divisors (255143).

9400057 is a wasteful number, since it uses less digits than its factorization.

9400057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 9400057 is about 3065.9512390121. The cubic root of 9400057 is about 211.0458560293.

The spelling of 9400057 in words is "nine million, four hundred thousand, fifty-seven".