4081350 has 144 divisors (see below), whose sum is σ = 13070592. Its totient is φ = 823680.

The previous prime is 4081331. The next prime is 4081351. The reversal of 4081350 is 531804.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081351) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 177439 + ... + 177461.

It is an arithmetic number, because the mean of its divisors is an integer number (90768).

Almost surely, 2^4081350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4081350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6535296).

4081350 is an abundant number, since it is smaller than the sum of its proper divisors (8989242).

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

4081350 is a wasteful number, since it uses less digits than its factorization.

4081350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 4081350 is about 2020.2351348296. The cubic root of 4081350 is about 159.8090169165.

The spelling of 4081350 in words is "four million, eighty-one thousand, three hundred fifty".