3691354828 has 18 divisors (see below), whose sum is σ = 7514544156. Its totient is φ = 1582009128.

The previous prime is 3691354819. The next prime is 3691354829. The reversal of 3691354828 is 8284531963.

It is a super-2 number, since 2×3691354828² = 27252200932397819168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (3691354829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9416526 + ... + 9416917.

Almost surely, 2^3691354828 is an apocalyptic number.

It is an amenable number.

3691354828 is an abundant number, since it is smaller than the sum of its proper divisors (3823189328).

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

3691354828 is a wasteful number, since it uses less digits than its factorization.

3691354828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18833461 (or 18833452 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 3691354828 is about 60756.5208681340. The cubic root of 3691354828 is about 1545.4748111076.

The spelling of 3691354828 in words is "three billion, six hundred ninety-one million, three hundred fifty-four thousand, eight hundred twenty-eight".