3864769 has 4 divisors (see below), whose sum is σ = 3871744. Its totient is φ = 3857796.

The previous prime is 3864767. The next prime is 3864781. The reversal of 3864769 is 9674683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3864769 - 2¹ = 3864767 is a prime.

It is a super-2 number, since 2×3864769² = 29872878846722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3864767) 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, 2577 + ... + 3790.

It is an arithmetic number, because the mean of its divisors is an integer number (967936).

Almost surely, 2^3864769 is an apocalyptic number.

It is an amenable number.

3864769 is a deficient number, since it is larger than the sum of its proper divisors (6975).

3864769 is an equidigital number, since it uses as much as digits as its factorization.

3864769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974.

The product of its digits is 217728, while the sum is 43.

The square root of 3864769 is about 1965.9015743419. The cubic root of 3864769 is about 156.9306765227.

The spelling of 3864769 in words is "three million, eight hundred sixty-four thousand, seven hundred sixty-nine".