63923426 has 16 divisors (see below), whose sum is σ = 113118720. Its totient is φ = 26511840.

The previous prime is 63923423. The next prime is 63923437. The reversal of 63923426 is 62432936.

It is not an unprimeable number, because it can be changed into a prime (63923423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73211 + ... + 74078.

It is an arithmetic number, because the mean of its divisors is an integer number (7069920).

Almost surely, 2^63923426 is an apocalyptic number.

63923426 is a deficient number, since it is larger than the sum of its proper divisors (49195294).

63923426 is a wasteful number, since it uses less digits than its factorization.

63923426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147329.

The product of its digits is 46656, while the sum is 35.

The square root of 63923426 is about 7995.2126926055. The cubic root of 63923426 is about 399.8404071671.

The spelling of 63923426 in words is "sixty-three million, nine hundred twenty-three thousand, four hundred twenty-six".