3236742861 has 24 divisors (see below), whose sum is σ = 4752619872. Its totient is φ = 1957956000.

The previous prime is 3236742793. The next prime is 3236742881. The reversal of 3236742861 is 1682476323.

3236742861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3236742861 - 2²³ = 3228354253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3236742881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190411 + ... + 206711.

It is an arithmetic number, because the mean of its divisors is an integer number (198025828).

Almost surely, 2^3236742861 is an apocalyptic number.

It is an amenable number.

3236742861 is a deficient number, since it is larger than the sum of its proper divisors (1515877011).

3236742861 is a wasteful number, since it uses less digits than its factorization.

3236742861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16873 (or 16862 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 3236742861 is about 56892.3796391046. The cubic root of 3236742861 is about 1479.2312267713.

The spelling of 3236742861 in words is "three billion, two hundred thirty-six million, seven hundred forty-two thousand, eight hundred sixty-one".