916530 has 32 divisors (see below), whose sum is σ = 2225664. Its totient is φ = 241536.

The previous prime is 916511. The next prime is 916537. The reversal of 916530 is 35619.

It is a self number, because there is not a number n which added to its sum of digits gives 916530.

It is not an unprimeable number, because it can be changed into a prime (916537) 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, 3999 + ... + 4221.

It is an arithmetic number, because the mean of its divisors is an integer number (69552).

2⁹¹⁶⁵³⁰ is an apocalyptic number.

916530 is an abundant number, since it is smaller than the sum of its proper divisors (1309134).

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

916530 is a wasteful number, since it uses less digits than its factorization.

916530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 916530 is about 957.3557332570. The cubic root of 916530 is about 97.1364501871.

The spelling of 916530 in words is "nine hundred sixteen thousand, five hundred thirty".