3869577 has 6 divisors (see below), whose sum is σ = 5589402. Its totient is φ = 2579712.

The previous prime is 3869573. The next prime is 3869581. The reversal of 3869577 is 7759683.

It is a happy number.

3869577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3869573) and next prime (3869581).

It can be written as a sum of positive squares in only one way, i.e., 3316041 + 553536 = 1821^2 + 744^2 .

It is not a de Polignac number, because 3869577 - 2² = 3869573 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3869573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 214968 + ... + 214985.

It is an arithmetic number, because the mean of its divisors is an integer number (931567).

Almost surely, 2^3869577 is an apocalyptic number.

It is an amenable number.

3869577 is a deficient number, since it is larger than the sum of its proper divisors (1719825).

3869577 is a wasteful number, since it uses less digits than its factorization.

3869577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429959 (or 429956 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 3869577 is about 1967.1240428605. The cubic root of 3869577 is about 156.9957265528.

The spelling of 3869577 in words is "three million, eight hundred sixty-nine thousand, five hundred seventy-seven".