916925 has 6 divisors (see below), whose sum is σ = 1137018. Its totient is φ = 733520.

The previous prime is 916913. The next prime is 916931. The reversal of 916925 is 529619.

It can be written as a sum of positive squares in 3 ways, for example, as 267289 + 649636 = 517^2 + 806^2 .

It is not a de Polignac number, because 916925 - 2¹² = 912829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 916891 and 916900.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 916925.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18314 + ... + 18363.

It is an arithmetic number, because the mean of its divisors is an integer number (189503).

2⁹¹⁶⁹²⁵ is an apocalyptic number.

It is an amenable number.

916925 is a deficient number, since it is larger than the sum of its proper divisors (220093).

916925 is a wasteful number, since it uses less digits than its factorization.

916925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36687 (or 36682 counting only the distinct ones).

The product of its digits is 4860, while the sum is 32.

The square root of 916925 is about 957.5620084360. The cubic root of 916925 is about 97.1504025899.

The spelling of 916925 in words is "nine hundred sixteen thousand, nine hundred twenty-five".