2040120 has 64 divisors (see below), whose sum is σ = 6804000. Its totient is φ = 543744.

The previous prime is 2040113. The next prime is 2040133. The reversal of 2040120 is 210402.

It is a super-2 number, since 2×2040120² = 8324179228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

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, 136 + ... + 2024.

2^2040120 is an apocalyptic number.

2040120 is a gapful number since it is divisible by the number (20) 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 2040120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3402000).

2040120 is an abundant number, since it is smaller than the sum of its proper divisors (4763880).

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

2040120 is a wasteful number, since it uses less digits than its factorization.

2040120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909 (or 1899 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2040120 is about 1428.3276934933. The cubic root of 2040120 is about 126.8290008533.

Adding to 2040120 its reverse (210402), we get a palindrome (2250522).

The spelling of 2040120 in words is "two million, forty thousand, one hundred twenty".