2939924513 has 4 divisors (see below), whose sum is σ = 2959655700. Its totient is φ = 2920193328.

The previous prime is 2939924509. The next prime is 2939924531. The reversal of 2939924513 is 3154299392.

2939924513 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.

It can be written as a sum of positive squares in 2 ways, for example, as 1551020689 + 1388903824 = 39383^2 + 37268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2939924513 - 2² = 2939924509 is a prime.

It is a super-2 number, since 2×2939924513² = 17286312284276574338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2939924593) 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, 9865370 + ... + 9865667.

It is an arithmetic number, because the mean of its divisors is an integer number (739913925).

Almost surely, 2^2939924513 is an apocalyptic number.

It is an amenable number.

2939924513 is a deficient number, since it is larger than the sum of its proper divisors (19731187).

2939924513 is a wasteful number, since it uses less digits than its factorization.

2939924513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19731186.

The product of its digits is 524880, while the sum is 47.

The square root of 2939924513 is about 54221.0707474502. The cubic root of 2939924513 is about 1432.5574904109.

The spelling of 2939924513 in words is "two billion, nine hundred thirty-nine million, nine hundred twenty-four thousand, five hundred thirteen".