916248858 has 16 divisors (see below), whose sum is σ = 2094283200. Its totient is φ = 261785376.

The previous prime is 916248857. The next prime is 916248899. The reversal of 916248858 is 858842619.

It is a self number, because there is not a number n which added to its sum of digits gives 916248858.

It is not an unprimeable number, because it can be changed into a prime (916248857) 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, 10907683 + ... + 10907766.

It is an arithmetic number, because the mean of its divisors is an integer number (130892700).

Almost surely, 2^916248858 is an apocalyptic number.

916248858 is an abundant number, since it is smaller than the sum of its proper divisors (1178034342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

916248858 is a wasteful number, since it uses less digits than its factorization.

916248858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815461.

The product of its digits is 1105920, while the sum is 51.

The square root of 916248858 is about 30269.6028715277. The cubic root of 916248858 is about 971.2651709574.

The spelling of 916248858 in words is "nine hundred sixteen million, two hundred forty-eight thousand, eight hundred fifty-eight".