64830826 has 16 divisors (see below), whose sum is σ = 103144320. Its totient is φ = 30456000.

The previous prime is 64830811. The next prime is 64830841. The reversal of 64830826 is 62803846.

It is an interprime number because it is at equal distance from previous prime (64830811) and next prime (64830841).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24265 + ... + 26803.

It is an arithmetic number, because the mean of its divisors is an integer number (6446520).

Almost surely, 2^64830826 is an apocalyptic number.

64830826 is a deficient number, since it is larger than the sum of its proper divisors (38313494).

64830826 is a wasteful number, since it uses less digits than its factorization.

64830826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 64830826 is about 8051.7591866623. The cubic root of 64830826 is about 401.7234511257.

It can be divided in two parts, 64830 and 826, that added together give a palindrome (65656).

The spelling of 64830826 in words is "sixty-four million, eight hundred thirty thousand, eight hundred twenty-six".