1673605604 has 24 divisors (see below), whose sum is σ = 3198619200. Its totient is φ = 759883680.

The previous prime is 1673605601. The next prime is 1673605639. The reversal of 1673605604 is 4065063761.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1673605601) 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, 19742 + ... + 61130.

It is an arithmetic number, because the mean of its divisors is an integer number (133275800).

Almost surely, 2^1673605604 is an apocalyptic number.

It is an amenable number.

1673605604 is a deficient number, since it is larger than the sum of its proper divisors (1525013596).

1673605604 is a wasteful number, since it uses less digits than its factorization.

1673605604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42323 (or 42321 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 1673605604 is about 40909.7250540749. The cubic root of 1673605604 is about 1187.2742272754.

The spelling of 1673605604 in words is "one billion, six hundred seventy-three million, six hundred five thousand, six hundred four".