2621416 has 16 divisors (see below), whose sum is σ = 5617440. Its totient is φ = 1123440.

The previous prime is 2621387. The next prime is 2621431. The reversal of 2621416 is 6141262.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23350 + ... + 23461.

It is an arithmetic number, because the mean of its divisors is an integer number (351090).

2^2621416 is an apocalyptic number.

It is an amenable number.

2621416 is an abundant number, since it is smaller than the sum of its proper divisors (2996024).

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

2621416 is a wasteful number, since it uses less digits than its factorization.

2621416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46824 (or 46820 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 2621416 is about 1619.0787504010. The cubic root of 2621416 is about 137.8833993727.

Adding to 2621416 its reverse (6141262), we get a palindrome (8762678).

The spelling of 2621416 in words is "two million, six hundred twenty-one thousand, four hundred sixteen".