4097390 has 24 divisors (see below), whose sum is σ = 8087688. Its totient is φ = 1482240.

The previous prime is 4097389. The next prime is 4097393. The reversal of 4097390 is 937904.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21134 + ... + 21326.

It is an arithmetic number, because the mean of its divisors is an integer number (336987).

Almost surely, 2^4097390 is an apocalyptic number.

4097390 is a deficient number, since it is larger than the sum of its proper divisors (3990298).

4097390 is a wasteful number, since it uses less digits than its factorization.

4097390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 4097390 is about 2024.2010769684. The cubic root of 4097390 is about 160.0180969114.

The spelling of 4097390 in words is "four million, ninety-seven thousand, three hundred ninety".