916291059 has 16 divisors (see below), whose sum is σ = 1242662400. Its totient is φ = 600458976.

The previous prime is 916291049. The next prime is 916291067. The reversal of 916291059 is 950192619.

It is a happy number.

It is not a de Polignac number, because 916291059 - 2⁹ = 916290547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 916291059.

It is not an unprimeable number, because it can be changed into a prime (916291049) 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, 45832 + ... + 62714.

It is an arithmetic number, because the mean of its divisors is an integer number (77666400).

Almost surely, 2^916291059 is an apocalyptic number.

916291059 is a deficient number, since it is larger than the sum of its proper divisors (326371341).

916291059 is a wasteful number, since it uses less digits than its factorization.

916291059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17194.

The product of its (nonzero) digits is 43740, while the sum is 42.

The square root of 916291059 is about 30270.2999489599. The cubic root of 916291059 is about 971.2800823838.

The spelling of 916291059 in words is "nine hundred sixteen million, two hundred ninety-one thousand, fifty-nine".