4095090 has 64 divisors (see below), whose sum is σ = 11318400. Its totient is φ = 1052352.

The previous prime is 4095071. The next prime is 4095097. The reversal of 4095090 is 905904.

It is a happy number.

It is a super-3 number, since 3×4095090³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (4095097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7569 + ... + 8091.

It is an arithmetic number, because the mean of its divisors is an integer number (176850).

Almost surely, 2^4095090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4095090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5659200).

4095090 is an abundant number, since it is smaller than the sum of its proper divisors (7223310).

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

4095090 is a wasteful number, since it uses less digits than its factorization.

4095090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 4095090 is about 2023.6328718421. The cubic root of 4095090 is about 159.9881501641.

The spelling of 4095090 in words is "four million, ninety-five thousand, ninety".