3674686320 has 120 divisors (see below), whose sum is σ = 12368708352. Its totient is φ = 977702400.

The previous prime is 3674686271. The next prime is 3674686349. The reversal of 3674686320 is 236864763.

3674686320 is a `hidden beast` number, since 3 + 6 + 7 + 4 + 6 + 8 + 632 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326385 + ... + 337455.

Almost surely, 2^3674686320 is an apocalyptic number.

3674686320 is a gapful number since it is divisible by the number (30) 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 3674686320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6184354176).

3674686320 is an abundant number, since it is smaller than the sum of its proper divisors (8694022032).

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

3674686320 is a wasteful number, since it uses less digits than its factorization.

3674686320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551 (or 11542 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The square root of 3674686320 is about 60619.1910206661. The cubic root of 3674686320 is about 1543.1450764790.

The spelling of 3674686320 in words is "three billion, six hundred seventy-four million, six hundred eighty-six thousand, three hundred twenty".