1979573374 has 4 divisors (see below), whose sum is σ = 2969360064. Its totient is φ = 989786686.

The previous prime is 1979573363. The next prime is 1979573383. The reversal of 1979573374 is 4733759791.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494893342 + ... + 494893345.

It is an arithmetic number, because the mean of its divisors is an integer number (742340016).

Almost surely, 2^1979573374 is an apocalyptic number.

1979573374 is a deficient number, since it is larger than the sum of its proper divisors (989786690).

1979573374 is an equidigital number, since it uses as much as digits as its factorization.

1979573374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989786689.

The product of its digits is 5000940, while the sum is 55.

The square root of 1979573374 is about 44492.3968111407. The cubic root of 1979573374 is about 1255.6170410587.

The spelling of 1979573374 in words is "one billion, nine hundred seventy-nine million, five hundred seventy-three thousand, three hundred seventy-four".