2316940 has 48 divisors (see below), whose sum is σ = 5209344. Its totient is φ = 864000.

The previous prime is 2316911. The next prime is 2316961. The reversal of 2316940 is 496132.

It is a Smith number, since the sum of its digits (25) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22890 + ... + 22990.

It is an arithmetic number, because the mean of its divisors is an integer number (108528).

2^2316940 is an apocalyptic number.

2316940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2316940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2604672).

2316940 is an abundant number, since it is smaller than the sum of its proper divisors (2892404).

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

2316940 is a wasteful number, since it uses less digits than its factorization.

2316940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2316940 is about 1522.1497955195. The cubic root of 2316940 is about 132.3238908694.

The spelling of 2316940 in words is "two million, three hundred sixteen thousand, nine hundred forty".