2612947939 has 8 divisors (see below), whose sum is σ = 3049763328. Its totient is φ = 2192016840.

The previous prime is 2612947921. The next prime is 2612947973. The reversal of 2612947939 is 9397492162.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2612947939 - 2⁹ = 2612947427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2612947339) 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, 3970717 + ... + 3971374.

It is an arithmetic number, because the mean of its divisors is an integer number (381220416).

Almost surely, 2^2612947939 is an apocalyptic number.

2612947939 is a deficient number, since it is larger than the sum of its proper divisors (436815389).

2612947939 is an equidigital number, since it uses as much as digits as its factorization.

2612947939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942145.

The product of its digits is 1469664, while the sum is 52.

The square root of 2612947939 is about 51117.0024453704. The cubic root of 2612947939 is about 1377.3476919841.

The spelling of 2612947939 in words is "two billion, six hundred twelve million, nine hundred forty-seven thousand, nine hundred thirty-nine".