2604461642 has 24 divisors (see below), whose sum is σ = 4158186060. Its totient is φ = 1223216640.

The previous prime is 2604461633. The next prime is 2604461647. The reversal of 2604461642 is 2461644062.

It can be written as a sum of positive squares in 6 ways, for example, as 1380791281 + 1223670361 = 37159^2 + 34981^2 .

It is not an unprimeable number, because it can be changed into a prime (2604461647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308534 + ... + 316862.

Almost surely, 2^2604461642 is an apocalyptic number.

2604461642 is a deficient number, since it is larger than the sum of its proper divisors (1553724418).

2604461642 is a wasteful number, since it uses less digits than its factorization.

2604461642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8906 (or 8889 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 2604461642 is about 51033.9263823586. The cubic root of 2604461642 is about 1375.8549643897.

The spelling of 2604461642 in words is "two billion, six hundred four million, four hundred sixty-one thousand, six hundred forty-two".