4009050 has 72 divisors (see below), whose sum is σ = 11026080. Its totient is φ = 1044000.

The previous prime is 4009039. The next prime is 4009051. The reversal of 4009050 is 509004.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4009051) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26475 + ... + 26625.

It is an arithmetic number, because the mean of its divisors is an integer number (153140).

Almost surely, 2^4009050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4009050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5513040).

4009050 is an abundant number, since it is smaller than the sum of its proper divisors (7017030).

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

4009050 is a wasteful number, since it uses less digits than its factorization.

4009050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 4009050 is about 2002.2612217191. The cubic root of 4009050 is about 158.8597315199.

The spelling of 4009050 in words is "four million, nine thousand, fifty".