1944495674 has 16 divisors (see below), whose sum is σ = 3217656960. Its totient is φ = 873929760.

The previous prime is 1944495653. The next prime is 1944495713. The reversal of 1944495674 is 4765944491.

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, 494594 + ... + 498509.

It is an arithmetic number, because the mean of its divisors is an integer number (201103560).

Almost surely, 2^1944495674 is an apocalyptic number.

1944495674 is a deficient number, since it is larger than the sum of its proper divisors (1273161286).

1944495674 is a wasteful number, since it uses less digits than its factorization.

1944495674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993205.

The product of its digits is 4354560, while the sum is 53.

The square root of 1944495674 is about 44096.4360691428. The cubic root of 1944495674 is about 1248.1563592479.

The spelling of 1944495674 in words is "one billion, nine hundred forty-four million, four hundred ninety-five thousand, six hundred seventy-four".