2623478 has 16 divisors (see below), whose sum is σ = 4623696. Its totient is φ = 1100640.

The previous prime is 2623477. The next prime is 2623487. The reversal of 2623478 is 8743262.

2623478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2 + 6⁴ + 2¹⁹ + 3⁶ + 4 + 7 + 8⁷ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2623477) 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, 4301 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (288981).

2^2623478 is an apocalyptic number.

2623478 is a deficient number, since it is larger than the sum of its proper divisors (2000218).

2623478 is a wasteful number, since it uses less digits than its factorization.

2623478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9199.

The product of its digits is 16128, while the sum is 32.

The square root of 2623478 is about 1619.7154071009. The cubic root of 2623478 is about 137.9195428228.

The spelling of 2623478 in words is "two million, six hundred twenty-three thousand, four hundred seventy-eight".