2039240 has 32 divisors (see below), whose sum is σ = 5244480. Its totient is φ = 699072.

The previous prime is 2039221. The next prime is 2039243. The reversal of 2039240 is 429302.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2039243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362 + ... + 3921.

It is an arithmetic number, because the mean of its divisors is an integer number (163890).

2^2039240 is an apocalyptic number.

2039240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2039240 is an abundant number, since it is smaller than the sum of its proper divisors (3205240).

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

2039240 is a wasteful number, since it uses less digits than its factorization.

2039240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7301 (or 7297 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2039240 is about 1428.0196077085. The cubic root of 2039240 is about 126.8107624536.

The spelling of 2039240 in words is "two million, thirty-nine thousand, two hundred forty".