3948069 has 8 divisors (see below), whose sum is σ = 5274720. Its totient is φ = 2626736.

The previous prime is 3947987. The next prime is 3948071. The reversal of 3948069 is 9608493.

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

It is a cyclic number.

It is not a de Polignac number, because 3948069 - 2⁷ = 3947941 is a prime.

It is a super-2 number, since 2×3948069² = 31174497657522, which contains 22 as substring.

It is a Curzon number.

3948069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948569) 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, 979 + ... + 2975.

It is an arithmetic number, because the mean of its divisors is an integer number (659340).

Almost surely, 2^3948069 is an apocalyptic number.

It is an amenable number.

3948069 is a deficient number, since it is larger than the sum of its proper divisors (1326651).

3948069 is a wasteful number, since it uses less digits than its factorization.

3948069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 3948069 is about 1986.9748362775. The cubic root of 3948069 is about 158.0501496524.

The spelling of 3948069 in words is "three million, nine hundred forty-eight thousand, sixty-nine".