3678911 has 4 divisors (see below), whose sum is σ = 3805800. Its totient is φ = 3552024.

The previous prime is 3678893. The next prime is 3678923. The reversal of 3678911 is 1198763.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3678911 - 2⁶ = 3678847 is a prime.

It is a super-2 number, since 2×3678911² = 27068772291842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63401 + ... + 63458.

It is an arithmetic number, because the mean of its divisors is an integer number (951450).

Almost surely, 2^3678911 is an apocalyptic number.

3678911 is a deficient number, since it is larger than the sum of its proper divisors (126889).

3678911 is a wasteful number, since it uses less digits than its factorization.

3678911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126888.

The product of its digits is 9072, while the sum is 35.

The square root of 3678911 is about 1918.0487480771. The cubic root of 3678911 is about 154.3736219670.

The spelling of 3678911 in words is "three million, six hundred seventy-eight thousand, nine hundred eleven".