3938967 has 12 divisors (see below), whose sum is σ = 5714280. Its totient is φ = 2614608.

The previous prime is 3938941. The next prime is 3938971. The reversal of 3938967 is 7698393.

3938967 = T₁₈ + T₁₉ + ... + T₂₈₆.

It is a happy number.

It is not a de Polignac number, because 3938967 - 2⁶ = 3938903 is a prime.

It is a super-2 number, since 2×3938967² = 31030922054178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938927) 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, 1608 + ... + 3234.

It is an arithmetic number, because the mean of its divisors is an integer number (476190).

Almost surely, 2^3938967 is an apocalyptic number.

3938967 is a deficient number, since it is larger than the sum of its proper divisors (1775313).

3938967 is a wasteful number, since it uses less digits than its factorization.

3938967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902 (or 1899 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3938967 is about 1984.6830981293. The cubic root of 3938967 is about 157.9285982991.

The spelling of 3938967 in words is "three million, nine hundred thirty-eight thousand, nine hundred sixty-seven".