944199157 has 8 divisors (see below), whose sum is σ = 1030339872. Its totient is φ = 858109200.

The previous prime is 944199149. The next prime is 944199211. The reversal of 944199157 is 751991449.

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 944199157 - 2³ = 944199149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 944199157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944199257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33558 + ... + 54904.

It is an arithmetic number, because the mean of its divisors is an integer number (128792484).

Almost surely, 2^944199157 is an apocalyptic number.

It is an amenable number.

944199157 is a deficient number, since it is larger than the sum of its proper divisors (86140715).

944199157 is a wasteful number, since it uses less digits than its factorization.

944199157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25379.

The product of its digits is 408240, while the sum is 49.

The square root of 944199157 is about 30727.8238246707. The cubic root of 944199157 is about 981.0426072466.

The spelling of 944199157 in words is "nine hundred forty-four million, one hundred ninety-nine thousand, one hundred fifty-seven".