3649234936 has 32 divisors (see below), whose sum is σ = 7098624000. Its totient is φ = 1756861920.

The previous prime is 3649234933. The next prime is 3649234937. The reversal of 3649234936 is 6394329463.

It is a self number, because there is not a number n which added to its sum of digits gives 3649234936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649234933) 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, 12381 + ... + 86323.

It is an arithmetic number, because the mean of its divisors is an integer number (221832000).

Almost surely, 2^3649234936 is an apocalyptic number.

It is an amenable number.

3649234936 is a deficient number, since it is larger than the sum of its proper divisors (3449389064).

3649234936 is a wasteful number, since it uses less digits than its factorization.

3649234936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74179 (or 74175 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 49.

The square root of 3649234936 is about 60408.8978214302. The cubic root of 3649234936 is about 1539.5741409756.

The spelling of 3649234936 in words is "three billion, six hundred forty-nine million, two hundred thirty-four thousand, nine hundred thirty-six".