2261620299 has 8 divisors (see below), whose sum is σ = 3016608832. Its totient is φ = 1507189320.

The previous prime is 2261620247. The next prime is 2261620321. The reversal of 2261620299 is 9920261622.

2261620299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2261620299 - 2⁸ = 2261620043 is a prime.

It is a super-2 number, since 2×2261620299² = 10229852753697698802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261620219) 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, 129829 + ... + 146214.

It is an arithmetic number, because the mean of its divisors is an integer number (377076104).

Almost surely, 2^2261620299 is an apocalyptic number.

2261620299 is a deficient number, since it is larger than the sum of its proper divisors (754988533).

2261620299 is a wasteful number, since it uses less digits than its factorization.

2261620299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278777.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 2261620299 is about 47556.4958654441. The cubic root of 2261620299 is about 1312.6226616608.

The spelling of 2261620299 in words is "two billion, two hundred sixty-one million, six hundred twenty thousand, two hundred ninety-nine".