2351916 has 120 divisors (see below), whose sum is σ = 7562016. Its totient is φ = 622080.

The previous prime is 2351903. The next prime is 2351941. The reversal of 2351916 is 6191532.

2351916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (1620) is a multiple of the sum of its prime divisors (90).

It is a self number, because there is not a number n which added to its sum of digits gives 2351916.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 38526 + ... + 38586.

2^2351916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2351916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3781008).

2351916 is an abundant number, since it is smaller than the sum of its proper divisors (5210100).

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

2351916 is a wasteful number, since it uses less digits than its factorization.

2351916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 90 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 2351916 is about 1533.5957746421. The cubic root of 2351916 is about 132.9864120138.

The spelling of 2351916 in words is "two million, three hundred fifty-one thousand, nine hundred sixteen".