3699639356 has 36 divisors (see below), whose sum is σ = 7537757976. Its totient is φ = 1584223200.

The previous prime is 3699639329. The next prime is 3699639371. The reversal of 3699639356 is 6539369963.

It is a junction number, because it is equal to n+sod(n) for n = 3699639295 and 3699639304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245726 + ... + 260346.

It is an arithmetic number, because the mean of its divisors is an integer number (209382166).

Almost surely, 2^3699639356 is an apocalyptic number.

It is an amenable number.

3699639356 is an abundant number, since it is smaller than the sum of its proper divisors (3838118620).

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

3699639356 is a wasteful number, since it uses less digits than its factorization.

3699639356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15930 (or 15921 counting only the distinct ones).

The product of its digits is 21257640, while the sum is 59.

The square root of 3699639356 is about 60824.6607553219. The cubic root of 3699639356 is about 1546.6301197972.

The spelling of 3699639356 in words is "three billion, six hundred ninety-nine million, six hundred thirty-nine thousand, three hundred fifty-six".