2443797 has 8 divisors (see below), whose sum is σ = 3620480. Its totient is φ = 1629180.

The previous prime is 2443789. The next prime is 2443807. The reversal of 2443797 is 7973442.

It is not a de Polignac number, because 2443797 - 2³ = 2443789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443747) 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, 45229 + ... + 45282.

It is an arithmetic number, because the mean of its divisors is an integer number (452560).

2^2443797 is an apocalyptic number.

2443797 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2443797 is a deficient number, since it is larger than the sum of its proper divisors (1176683).

2443797 is an equidigital number, since it uses as much as digits as its factorization.

2443797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90520 (or 90514 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 2443797 is about 1563.2648528001. The cubic root of 2443797 is about 134.6961065536.

It can be divided in two parts, 2443 and 797, that added together give a triangular number (3240 = T₈₀).

The spelling of 2443797 in words is "two million, four hundred forty-three thousand, seven hundred ninety-seven".