940624557 has 4 divisors (see below), whose sum is σ = 1254166080. Its totient is φ = 627083036.

The previous prime is 940624513. The next prime is 940624567. The reversal of 940624557 is 755426049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 940624557 - 2¹⁶ = 940559021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940624567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156770757 + ... + 156770762.

It is an arithmetic number, because the mean of its divisors is an integer number (313541520).

Almost surely, 2^940624557 is an apocalyptic number.

It is an amenable number.

940624557 is a deficient number, since it is larger than the sum of its proper divisors (313541523).

940624557 is a wasteful number, since it uses less digits than its factorization.

940624557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313541522.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 940624557 is about 30669.6031438296. The cubic root of 940624557 is about 979.8030136488.

The spelling of 940624557 in words is "nine hundred forty million, six hundred twenty-four thousand, five hundred fifty-seven".