1369685604 has 96 divisors (see below), whose sum is σ = 4012001280. Its totient is φ = 354613248.

The previous prime is 1369685593. The next prime is 1369685621. The reversal of 1369685604 is 4065869631.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18052 + ... + 55364.

It is an arithmetic number, because the mean of its divisors is an integer number (41791680).

Almost surely, 2^1369685604 is an apocalyptic number.

1369685604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1369685604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2006000640).

1369685604 is an abundant number, since it is smaller than the sum of its proper divisors (2642315676).

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

1369685604 is a wasteful number, since it uses less digits than its factorization.

1369685604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37369 (or 37367 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 1369685604 is about 37009.2637592266. The cubic root of 1369685604 is about 1110.5555761098. Note that the first 4 decimals are identical.

The spelling of 1369685604 in words is "one billion, three hundred sixty-nine million, six hundred eighty-five thousand, six hundred four".