3699452736 has 280 divisors, whose sum is σ = 12674209856. Its totient is φ = 1045094400.

The previous prime is 3699452689. The next prime is 3699452747. The reversal of 3699452736 is 6372549963.

3699452736 is a `hidden beast` number, since 36 + 99 + 452 + 73 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3519411 + ... + 3520461.

Almost surely, 2^3699452736 is an apocalyptic number.

3699452736 is a gapful number since it is divisible by the number (36) 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 3699452736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6337104928).

3699452736 is an abundant number, since it is smaller than the sum of its proper divisors (8974757120).

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

3699452736 is a wasteful number, since it uses less digits than its factorization.

3699452736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179 (or 1160 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 54.

The square root of 3699452736 is about 60823.1266542587. The cubic root of 3699452736 is about 1546.6041139321.

The spelling of 3699452736 in words is "three billion, six hundred ninety-nine million, four hundred fifty-two thousand, seven hundred thirty-six".