2704020649 has 16 divisors (see below), whose sum is σ = 2994273216. Its totient is φ = 2421452800.

The previous prime is 2704020637. The next prime is 2704020653. The reversal of 2704020649 is 9460204072.

It is a cyclic number.

It is not a de Polignac number, because 2704020649 - 2¹¹ = 2704018601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2704020659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190569 + ... + 204265.

It is an arithmetic number, because the mean of its divisors is an integer number (187142076).

Almost surely, 2^2704020649 is an apocalyptic number.

It is an amenable number.

2704020649 is a deficient number, since it is larger than the sum of its proper divisors (290252567).

2704020649 is a wasteful number, since it uses less digits than its factorization.

2704020649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13976.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 2704020649 is about 52000.1985476979. The cubic root of 2704020649 is about 1393.1674998499.

The spelling of 2704020649 in words is "two billion, seven hundred four million, twenty thousand, six hundred forty-nine".