2621940683 has 4 divisors (see below), whose sum is σ = 2735938128. Its totient is φ = 2507943240.

The previous prime is 2621940677. The next prime is 2621940691. The reversal of 2621940683 is 3860491262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2621940683 - 2⁴ = 2621940667 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2621940683.

It is not an unprimeable number, because it can be changed into a prime (2621940983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56998688 + ... + 56998733.

It is an arithmetic number, because the mean of its divisors is an integer number (683984532).

Almost surely, 2^2621940683 is an apocalyptic number.

2621940683 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2621940683 is a deficient number, since it is larger than the sum of its proper divisors (113997445).

2621940683 is a wasteful number, since it uses less digits than its factorization.

2621940683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113997444.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2621940683 is about 51204.8892489770. The cubic root of 2621940683 is about 1378.9259799534.

The spelling of 2621940683 in words is "two billion, six hundred twenty-one million, nine hundred forty thousand, six hundred eighty-three".