2311974 has 48 divisors (see below), whose sum is σ = 5840640. Its totient is φ = 647280.

The previous prime is 2311957. The next prime is 2311993. The reversal of 2311974 is 4791132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7279 + ... + 7589.

It is an arithmetic number, because the mean of its divisors is an integer number (121680).

2^2311974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2311974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2920320).

2311974 is an abundant number, since it is smaller than the sum of its proper divisors (3528666).

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

2311974 is a wasteful number, since it uses less digits than its factorization.

2311974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 382 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 2311974 is about 1520.5176750041. The cubic root of 2311974 is about 132.2292846963.

The spelling of 2311974 in words is "two million, three hundred eleven thousand, nine hundred seventy-four".