3690739169 has 4 divisors (see below), whose sum is σ = 3974642196. Its totient is φ = 3406836144.

The previous prime is 3690739147. The next prime is 3690739207. The reversal of 3690739169 is 9619370963.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1961426944 + 1729312225 = 44288^2 + 41585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3690739169 is a prime.

It is a super-2 number, since 2×3690739169² = 27243111227181621122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3690739169.

It is not an unprimeable number, because it can be changed into a prime (3690736169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141951494 + ... + 141951519.

It is an arithmetic number, because the mean of its divisors is an integer number (993660549).

Almost surely, 2^3690739169 is an apocalyptic number.

It is an amenable number.

3690739169 is a deficient number, since it is larger than the sum of its proper divisors (283903027).

3690739169 is a wasteful number, since it uses less digits than its factorization.

3690739169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283903026.

The product of its (nonzero) digits is 1653372, while the sum is 53.

The square root of 3690739169 is about 60751.4540484423. The cubic root of 3690739169 is about 1545.3888861629.

The spelling of 3690739169 in words is "three billion, six hundred ninety million, seven hundred thirty-nine thousand, one hundred sixty-nine".