5999040 has 84 divisors (see below), whose sum is σ = 20644104. Its totient is φ = 1598976.

The previous prime is 5999009. The next prime is 5999053. The reversal of 5999040 is 409995.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5998986 and 5999004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1839 + ... + 3921.

Almost surely, 2^5999040 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 5999040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10322052).

5999040 is an abundant number, since it is smaller than the sum of its proper divisors (14645064).

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

5999040 is a wasteful number, since it uses less digits than its factorization.

5999040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 5999040 is about 2449.2937757648. The cubic root of 5999040 is about 181.7023674565.

It can be divided in two parts, 59 and 99040, that added together give a palindrome (99099).

The spelling of 5999040 in words is "five million, nine hundred ninety-nine thousand, forty".