3694990464 has 192 divisors, whose sum is σ = 11718233280. Its totient is φ = 1108224000.

The previous prime is 3694990441. The next prime is 3694990487. The reversal of 3694990464 is 4640994963.

3694990464 is a `hidden beast` number, since 3 + 6 + 94 + 9 + 90 + 464 = 666.

It is an interprime number because it is at equal distance from previous prime (3694990441) and next prime (3694990487).

It is a tau number, because it is divible by the number of its divisors (192).

It is a self number, because there is not a number n which added to its sum of digits gives 3694990464.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1278429 + ... + 1281315.

It is an arithmetic number, because the mean of its divisors is an integer number (61032465).

Almost surely, 2^3694990464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3694990464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5859116640).

3694990464 is an abundant number, since it is smaller than the sum of its proper divisors (8023242816).

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

3694990464 is a wasteful number, since it uses less digits than its factorization.

3694990464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019 (or 3004 counting only the distinct ones).

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

The square root of 3694990464 is about 60786.4332232119. The cubic root of 3694990464 is about 1545.9820268837.

The spelling of 3694990464 in words is "three billion, six hundred ninety-four million, nine hundred ninety thousand, four hundred sixty-four".