2456738 has 16 divisors (see below), whose sum is σ = 4108320. Its totient is φ = 1094976.

The previous prime is 2456731. The next prime is 2456743. The reversal of 2456738 is 8376542.

It is a happy number.

2456738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2456698 and 2456707.

It is not an unprimeable number, because it can be changed into a prime (2456731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256 + ... + 2547.

It is an arithmetic number, because the mean of its divisors is an integer number (256770).

2^2456738 is an apocalyptic number.

2456738 is a deficient number, since it is larger than the sum of its proper divisors (1651582).

2456738 is a wasteful number, since it uses less digits than its factorization.

2456738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841.

The product of its digits is 40320, while the sum is 35.

The square root of 2456738 is about 1567.3984815611. The cubic root of 2456738 is about 134.9334468481.

The spelling of 2456738 in words is "two million, four hundred fifty-six thousand, seven hundred thirty-eight".