4090450 has 96 divisors (see below), whose sum is σ = 9999360. Its totient is φ = 1209600.

The previous prime is 4090441. The next prime is 4090451. The reversal of 4090450 is 540904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131935 + ... + 131965.

It is an arithmetic number, because the mean of its divisors is an integer number (104160).

Almost surely, 2^4090450 is an apocalyptic number.

4090450 is an abundant number, since it is smaller than the sum of its proper divisors (5908910).

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

4090450 is a wasteful number, since it uses less digits than its factorization.

4090450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4090450 is about 2022.4860938953. The cubic root of 4090450 is about 159.9277017109.

The spelling of 4090450 in words is "four million, ninety thousand, four hundred fifty".