3694631240 has 16 divisors (see below), whose sum is σ = 8312920380. Its totient is φ = 1477852480.

The previous prime is 3694631209. The next prime is 3694631249. The reversal of 3694631240 is 421364963.

It is a happy number.

3694631240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3669209476 + 25421764 = 60574^2 + 5042^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3694631194 and 3694631203.

It is not an unprimeable number, because it can be changed into a prime (3694631249) 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, 46182851 + ... + 46182930.

Almost surely, 2^3694631240 is an apocalyptic number.

It is an amenable number.

3694631240 is an abundant number, since it is smaller than the sum of its proper divisors (4618289140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3694631240 is a wasteful number, since it uses less digits than its factorization.

3694631240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92365792 (or 92365788 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 3694631240 is about 60783.4783473272. The cubic root of 3694631240 is about 1545.9319255505.

It can be divided in two parts, 36946 and 31240, that added together give a palindrome (68186).

The spelling of 3694631240 in words is "three billion, six hundred ninety-four million, six hundred thirty-one thousand, two hundred forty".