3699032144 has 20 divisors (see below), whose sum is σ = 7240763124. Its totient is φ = 1830448128.

The previous prime is 3699032123. The next prime is 3699032147. The reversal of 3699032144 is 4412309963.

It can be written as a sum of positive squares in 2 ways, for example, as 1850032144 + 1849000000 = 43012^2 + 43000^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3699032147) 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, 1190147 + ... + 1193250.

Almost surely, 2^3699032144 is an apocalyptic number.

It is an amenable number.

3699032144 is a deficient number, since it is larger than the sum of its proper divisors (3541730980).

3699032144 is a wasteful number, since it uses less digits than its factorization.

3699032144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383502 (or 2383496 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 3699032144 is about 60819.6690553311. The cubic root of 3699032144 is about 1546.5455004004.

The spelling of 3699032144 in words is "three billion, six hundred ninety-nine million, thirty-two thousand, one hundred forty-four".