26345630 has 16 divisors (see below), whose sum is σ = 49057920. Its totient is φ = 10174752.

The previous prime is 26345623. The next prime is 26345663. The reversal of 26345630 is 3654362.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 26345593 and 26345602.

It is a congruent number.

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, 45134 + ... + 45713.

It is an arithmetic number, because the mean of its divisors is an integer number (3066120).

Almost surely, 2^26345630 is an apocalyptic number.

26345630 is a deficient number, since it is larger than the sum of its proper divisors (22712290).

26345630 is a wasteful number, since it uses less digits than its factorization.

26345630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90883.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 26345630 is about 5132.7994311097. The cubic root of 26345630 is about 297.5565601099.

Adding to 26345630 its reverse (3654362), we get a palindrome (29999992).

The spelling of 26345630 in words is "twenty-six million, three hundred forty-five thousand, six hundred thirty".