3658674381 has 8 divisors (see below), whose sum is σ = 4879037184. Its totient is φ = 2438713920.

The previous prime is 3658674373. The next prime is 3658674403. The reversal of 3658674381 is 1834768563.

3658674381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3658674381 - 2³ = 3658674373 is a prime.

It is a super-2 number, since 2×3658674381² = 26771796452371466322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3658674301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78685 + ... + 116226.

It is an arithmetic number, because the mean of its divisors is an integer number (609879648).

Almost surely, 2^3658674381 is an apocalyptic number.

It is an amenable number.

3658674381 is a deficient number, since it is larger than the sum of its proper divisors (1220362803).

3658674381 is a wasteful number, since it uses less digits than its factorization.

3658674381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201171.

The product of its digits is 2903040, while the sum is 51.

The square root of 3658674381 is about 60486.9769537212. The cubic root of 3658674381 is about 1540.9004658170.

The spelling of 3658674381 in words is "three billion, six hundred fifty-eight million, six hundred seventy-four thousand, three hundred eighty-one".