916438627 has 4 divisors (see below), whose sum is σ = 986933920. Its totient is φ = 845943336.

The previous prime is 916438603. The next prime is 916438687. The reversal of 916438627 is 726834619.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 916438627 - 2¹¹ = 916436579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (916438687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35247627 + ... + 35247652.

It is an arithmetic number, because the mean of its divisors is an integer number (246733480).

Almost surely, 2^916438627 is an apocalyptic number.

916438627 is a deficient number, since it is larger than the sum of its proper divisors (70495293).

916438627 is a wasteful number, since it uses less digits than its factorization.

916438627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70495292.

The product of its digits is 435456, while the sum is 46.

The square root of 916438627 is about 30272.7373555812. The cubic root of 916438627 is about 971.3322208988.

The spelling of 916438627 in words is "nine hundred sixteen million, four hundred thirty-eight thousand, six hundred twenty-seven".