2647402652 has 24 divisors (see below), whose sum is σ = 4754023680. Its totient is φ = 1289378160.

The previous prime is 2647402643. The next prime is 2647402657. The reversal of 2647402652 is 2562047462.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2647402657) 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, 6299 + ... + 73037.

It is an arithmetic number, because the mean of its divisors is an integer number (198084320).

Almost surely, 2^2647402652 is an apocalyptic number.

It is an amenable number.

2647402652 is a deficient number, since it is larger than the sum of its proper divisors (2106621028).

2647402652 is a wasteful number, since it uses less digits than its factorization.

2647402652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67001 (or 66999 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 2647402652 is about 51452.9168463752. The cubic root of 2647402652 is about 1383.3752449617.

The spelling of 2647402652 in words is "two billion, six hundred forty-seven million, four hundred two thousand, six hundred fifty-two".