2651916 has 24 divisors (see below), whose sum is σ = 6221824. Its totient is φ = 879120.

The previous prime is 2651911. The next prime is 2651947. The reversal of 2651916 is 6191562.

It is not an unprimeable number, because it can be changed into a prime (2651911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2181 + ... + 3171.

2^2651916 is an apocalyptic number.

It is an amenable number.

2651916 is an abundant number, since it is smaller than the sum of its proper divisors (3569908).

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

2651916 is a wasteful number, since it uses less digits than its factorization.

2651916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221 (or 1219 counting only the distinct ones).

The product of its digits is 3240, while the sum is 30.

The square root of 2651916 is about 1628.4704479971. The cubic root of 2651916 is about 138.4160934430.

The spelling of 2651916 in words is "two million, six hundred fifty-one thousand, nine hundred sixteen".