2097689974 has 4 divisors (see below), whose sum is σ = 3146534964. Its totient is φ = 1048844986.

The previous prime is 2097689939. The next prime is 2097689983. The reversal of 2097689974 is 4799867902.

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, 524422492 + ... + 524422495.

It is an arithmetic number, because the mean of its divisors is an integer number (786633741).

Almost surely, 2^2097689974 is an apocalyptic number.

2097689974 is a deficient number, since it is larger than the sum of its proper divisors (1048844990).

2097689974 is a wasteful number, since it uses less digits than its factorization.

2097689974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048844989.

The product of its (nonzero) digits is 13716864, while the sum is 61.

The square root of 2097689974 is about 45800.5455644362. The cubic root of 2097689974 is about 1280.1094417328.

The spelling of 2097689974 in words is "two billion, ninety-seven million, six hundred eighty-nine thousand, nine hundred seventy-four".