3892445 has 8 divisors (see below), whose sum is σ = 4683744. Its totient is φ = 3105424.

The previous prime is 3892411. The next prime is 3892457. The reversal of 3892445 is 5442983.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3892445 is a prime.

It is a super-2 number, since 2×3892445² = 30302256156050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1502 + ... + 3168.

It is an arithmetic number, because the mean of its divisors is an integer number (585468).

Almost surely, 2^3892445 is an apocalyptic number.

It is an amenable number.

3892445 is a deficient number, since it is larger than the sum of its proper divisors (791299).

3892445 is a wasteful number, since it uses less digits than its factorization.

3892445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139.

The product of its digits is 34560, while the sum is 35.

The square root of 3892445 is about 1972.9280270704. The cubic root of 3892445 is about 157.3043846760.

The spelling of 3892445 in words is "three million, eight hundred ninety-two thousand, four hundred forty-five".