2649432974 has 16 divisors (see below), whose sum is σ = 4189697568. Its totient is φ = 1254054912.

The previous prime is 2649432971. The next prime is 2649432977. The reversal of 2649432974 is 4792349462.

It is an interprime number because it is at equal distance from previous prime (2649432971) and next prime (2649432977).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2649432971) 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, 292427 + ... + 301350.

It is an arithmetic number, because the mean of its divisors is an integer number (261856098).

Almost surely, 2^2649432974 is an apocalyptic number.

2649432974 is a deficient number, since it is larger than the sum of its proper divisors (1540264594).

2649432974 is a wasteful number, since it uses less digits than its factorization.

2649432974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593899.

The product of its digits is 2612736, while the sum is 50.

The square root of 2649432974 is about 51472.6429669198. The cubic root of 2649432974 is about 1383.7287964562.

The spelling of 2649432974 in words is "two billion, six hundred forty-nine million, four hundred thirty-two thousand, nine hundred seventy-four".