3801967 has 4 divisors (see below), whose sum is σ = 4094440. Its totient is φ = 3509496.

The previous prime is 3801953. The next prime is 3801977. The reversal of 3801967 is 7691083.

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 3801967 - 2⁷ = 3801839 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3801937) 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, 146217 + ... + 146242.

It is an arithmetic number, because the mean of its divisors is an integer number (1023610).

Almost surely, 2^3801967 is an apocalyptic number.

3801967 is a deficient number, since it is larger than the sum of its proper divisors (292473).

3801967 is a wasteful number, since it uses less digits than its factorization.

3801967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292472.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 3801967 is about 1949.8633285438. The cubic root of 3801967 is about 156.0759957360.

The spelling of 3801967 in words is "three million, eight hundred one thousand, nine hundred sixty-seven".