6090240 has 160 divisors (see below), whose sum is σ = 21311136. Its totient is φ = 1474560.

The previous prime is 6090223. The next prime is 6090251. The reversal of 6090240 is 420906.

It is a tau number, because it is divible by the number of its divisors (160).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99810 + ... + 99870.

Almost surely, 2^6090240 is an apocalyptic number.

6090240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6090240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10655568).

6090240 is an abundant number, since it is smaller than the sum of its proper divisors (15220896).

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

6090240 is a wasteful number, since it uses less digits than its factorization.

6090240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 6090240 is about 2467.8411618255. The cubic root of 6090240 is about 182.6185131269.

The spelling of 6090240 in words is "six million, ninety thousand, two hundred forty".