3689724290 has 16 divisors (see below), whose sum is σ = 7590290112. Its totient is φ = 1265048304.

The previous prime is 3689724271. The next prime is 3689724293. The reversal of 3689724290 is 924279863.

It is a super-2 number, since 2×3689724290² = 27228130672432008200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3689724293) 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, 26355104 + ... + 26355243.

It is an arithmetic number, because the mean of its divisors is an integer number (474393132).

Almost surely, 2^3689724290 is an apocalyptic number.

3689724290 is an abundant number, since it is smaller than the sum of its proper divisors (3900565822).

3689724290 is a wasteful number, since it uses less digits than its factorization.

3689724290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52710361.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 3689724290 is about 60743.1007604979. The cubic root of 3689724290 is about 1545.2472228957.

The spelling of 3689724290 in words is "three billion, six hundred eighty-nine million, seven hundred twenty-four thousand, two hundred ninety".