3894288 has 20 divisors (see below), whose sum is σ = 10060368. Its totient is φ = 1298080.

The previous prime is 3894269. The next prime is 3894307. The reversal of 3894288 is 8824983.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3894269) and next prime (3894307).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40518 + ... + 40613.

Almost surely, 2^3894288 is an apocalyptic number.

It is an amenable number.

3894288 is an abundant number, since it is smaller than the sum of its proper divisors (6166080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3894288 is a wasteful number, since it uses less digits than its factorization.

3894288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81142 (or 81136 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 3894288 is about 1973.3950440801. The cubic root of 3894288 is about 157.3292076546.

The spelling of 3894288 in words is "three million, eight hundred ninety-four thousand, two hundred eighty-eight".