2689742374 has 16 divisors (see below), whose sum is σ = 4402199376. Its totient is φ = 1222387200.

The previous prime is 2689742371. The next prime is 2689742389. The reversal of 2689742374 is 4732479862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2689742371) 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, 207574 + ... + 220150.

It is an arithmetic number, because the mean of its divisors is an integer number (275137461).

Almost surely, 2^2689742374 is an apocalyptic number.

2689742374 is a deficient number, since it is larger than the sum of its proper divisors (1712457002).

2689742374 is a wasteful number, since it uses less digits than its factorization.

2689742374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22311.

The product of its digits is 4064256, while the sum is 52.

The square root of 2689742374 is about 51862.7262492052. The cubic root of 2689742374 is about 1390.7110166002.

The spelling of 2689742374 in words is "two billion, six hundred eighty-nine million, seven hundred forty-two thousand, three hundred seventy-four".