4091010 has 144 divisors (see below), whose sum is σ = 13099968. Its totient is φ = 813120.

The previous prime is 4090997. The next prime is 4091011. The reversal of 4091010 is 101904.

4091010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4091011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 177859 + ... + 177881.

It is an arithmetic number, because the mean of its divisors is an integer number (90972).

Almost surely, 2^4091010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4091010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6549984).

4091010 is an abundant number, since it is smaller than the sum of its proper divisors (9008958).

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

4091010 is a wasteful number, since it uses less digits than its factorization.

4091010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 51 counting only the distinct ones).

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

The square root of 4091010 is about 2022.6245326308. The cubic root of 4091010 is about 159.9349996387.

Adding to 4091010 its reverse (101904), we get a palindrome (4192914).

The spelling of 4091010 in words is "four million, ninety-one thousand, ten".