2614642021 has 4 divisors (see below), whose sum is σ = 2698985344. Its totient is φ = 2530298700.

The previous prime is 2614641989. The next prime is 2614642067. The reversal of 2614642021 is 1202464162.

2614642021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2614642021 - 2⁵ = 2614641989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2614642321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42171615 + ... + 42171676.

It is an arithmetic number, because the mean of its divisors is an integer number (674746336).

Almost surely, 2^2614642021 is an apocalyptic number.

It is an amenable number.

2614642021 is a deficient number, since it is larger than the sum of its proper divisors (84343323).

2614642021 is an equidigital number, since it uses as much as digits as its factorization.

2614642021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84343322.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2614642021 is about 51133.5703916713. The cubic root of 2614642021 is about 1377.6452914646.

The spelling of 2614642021 in words is "two billion, six hundred fourteen million, six hundred forty-two thousand, twenty-one".