4010091 has 8 divisors (see below), whose sum is σ = 5531280. Its totient is φ = 2581152.

The previous prime is 4010089. The next prime is 4010101. The reversal of 4010091 is 1900104.

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

It is not a de Polignac number, because 4010091 - 2¹ = 4010089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4010091.

It is not an unprimeable number, because it can be changed into a prime (4010021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22960 + ... + 23133.

It is an arithmetic number, because the mean of its divisors is an integer number (691410).

Almost surely, 2^4010091 is an apocalyptic number.

4010091 is a deficient number, since it is larger than the sum of its proper divisors (1521189).

4010091 is a wasteful number, since it uses less digits than its factorization.

4010091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46125.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 4010091 is about 2002.5211609369. The cubic root of 4010091 is about 158.8734803024.

Adding to 4010091 its reverse (1900104), we get a palindrome (5910195).

The spelling of 4010091 in words is "four million, ten thousand, ninety-one".