2862440 has 32 divisors (see below), whose sum is σ = 7361280. Its totient is φ = 981312.

The previous prime is 2862437. The next prime is 2862463. The reversal of 2862440 is 442682.

2862440 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4832 + ... + 5391.

It is an arithmetic number, because the mean of its divisors is an integer number (230040).

2^2862440 is an apocalyptic number.

2862440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2862440 is an abundant number, since it is smaller than the sum of its proper divisors (4498840).

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

2862440 is a wasteful number, since it uses less digits than its factorization.

2862440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10241 (or 10237 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 2862440 is about 1691.8746998522. The cubic root of 2862440 is about 141.9859802333.

The spelling of 2862440 in words is "two million, eight hundred sixty-two thousand, four hundred forty".