4091612 has 24 divisors (see below), whose sum is σ = 8615040. Its totient is φ = 1661040.

The previous prime is 4091609. The next prime is 4091621. The reversal of 4091612 is 2161904.

It is a happy 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, 3314 + ... + 4377.

It is an arithmetic number, because the mean of its divisors is an integer number (358960).

Almost surely, 2^4091612 is an apocalyptic number.

It is an amenable number.

4091612 is an abundant number, since it is smaller than the sum of its proper divisors (4523428).

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

4091612 is a wasteful number, since it uses less digits than its factorization.

4091612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7721 (or 7719 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 4091612 is about 2022.7733437041. The cubic root of 4091612 is about 159.9428441683.

The spelling of 4091612 in words is "four million, ninety-one thousand, six hundred twelve".