2443698 has 24 divisors (see below), whose sum is σ = 5323500. Its totient is φ = 810144.

The previous prime is 2443687. The next prime is 2443703. The reversal of 2443698 is 8963442.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2442969 + 729 = 1563^2 + 27^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 4⁵ + 4⁸ + 3² + 6⁷ + 9 + 8⁷ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6088 + ... + 6476.

2^2443698 is an apocalyptic number.

2443698 is an abundant number, since it is smaller than the sum of its proper divisors (2879802).

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

2443698 is a wasteful number, since it uses less digits than its factorization.

2443698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 743 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 2443698 is about 1563.2331879793. The cubic root of 2443698 is about 134.6942876498.

The spelling of 2443698 in words is "two million, four hundred forty-three thousand, six hundred ninety-eight".