940057557 has 16 divisors (see below), whose sum is σ = 1288251072. Its totient is φ = 609310080.

The previous prime is 940057549. The next prime is 940057567. The reversal of 940057557 is 755750049.

It is not a de Polignac number, because 940057557 - 2³ = 940057549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940057567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209457 + ... + 213897.

It is an arithmetic number, because the mean of its divisors is an integer number (80515692).

Almost surely, 2^940057557 is an apocalyptic number.

It is an amenable number.

940057557 is a deficient number, since it is larger than the sum of its proper divisors (348193515).

940057557 is a wasteful number, since it uses less digits than its factorization.

940057557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6388.

The product of its (nonzero) digits is 220500, while the sum is 42.

The square root of 940057557 is about 30660.3580703161. The cubic root of 940057557 is about 979.6061019379.

The spelling of 940057557 in words is "nine hundred forty million, fifty-seven thousand, five hundred fifty-seven".