3628778598 has 24 divisors (see below), whose sum is σ = 7995616200. Its totient is φ = 1189090944.

The previous prime is 3628778597. The next prime is 3628778641. The reversal of 3628778598 is 8958778263.

3628778598 is a `hidden beast` number, since 36 + 2 + 8 + 7 + 7 + 8 + 598 = 666.

It is a super-2 number, since 2×3628778598² = 26336068226605691208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628778591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1707403 + ... + 1709526.

It is an arithmetic number, because the mean of its divisors is an integer number (333150675).

Almost surely, 2^3628778598 is an apocalyptic number.

3628778598 is an abundant number, since it is smaller than the sum of its proper divisors (4366837602).

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

3628778598 is a wasteful number, since it uses less digits than its factorization.

3628778598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416996 (or 3416993 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The square root of 3628778598 is about 60239.3442693395. The cubic root of 3628778598 is about 1536.6919769302.

The spelling of 3628778598 in words is "three billion, six hundred twenty-eight million, seven hundred seventy-eight thousand, five hundred ninety-eight".