1625673412 has 24 divisors (see below), whose sum is σ = 3169595520. Its totient is φ = 723219360.

The previous prime is 1625673391. The next prime is 1625673431. The reversal of 1625673412 is 2143765261.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390987 + ... + 395122.

It is an arithmetic number, because the mean of its divisors is an integer number (132066480).

Almost surely, 2^1625673412 is an apocalyptic number.

It is an amenable number.

1625673412 is a deficient number, since it is larger than the sum of its proper divisors (1543922108).

1625673412 is a wasteful number, since it uses less digits than its factorization.

1625673412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786171 (or 786169 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 1625673412 is about 40319.6405241912. The cubic root of 1625673412 is about 1175.8297231751.

The spelling of 1625673412 in words is "one billion, six hundred twenty-five million, six hundred seventy-three thousand, four hundred twelve".