4050540 has 96 divisors (see below), whose sum is σ = 13594560. Its totient is φ = 995328.

The previous prime is 4050523. The next prime is 4050547. The reversal of 4050540 is 450504.

It is a happy number.

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 (4050547) 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, 6732 + ... + 7308.

It is an arithmetic number, because the mean of its divisors is an integer number (141610).

Almost surely, 2^4050540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4050540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6797280).

4050540 is an abundant number, since it is smaller than the sum of its proper divisors (9544020).

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

4050540 is a wasteful number, since it uses less digits than its factorization.

4050540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 4050540 is about 2012.5953393566. The cubic root of 4050540 is about 159.4058694530.

The spelling of 4050540 in words is "four million, fifty thousand, five hundred forty".