3698694036 has 24 divisors (see below), whose sum is σ = 9589207040. Its totient is φ = 1232897976.

The previous prime is 3698694031. The next prime is 3698694047. The reversal of 3698694036 is 6304968963.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698694031) 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, 17123476 + ... + 17123691.

Almost surely, 2^3698694036 is an apocalyptic number.

3698694036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3698694036 is an abundant number, since it is smaller than the sum of its proper divisors (5890513004).

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

3698694036 is a wasteful number, since it uses less digits than its factorization.

3698694036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34247180 (or 34247172 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The square root of 3698694036 is about 60816.8893976007. The cubic root of 3698694036 is about 1546.4983785842.

The spelling of 3698694036 in words is "three billion, six hundred ninety-eight million, six hundred ninety-four thousand, thirty-six".