63140426 has 16 divisors (see below), whose sum is σ = 99537504. Its totient is φ = 30001104.

The previous prime is 63140417. The next prime is 63140447. The reversal of 63140426 is 62404136.

63140426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63140426² = 7973426790922952, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63140395 and 63140404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6740 + ... + 13103.

It is an arithmetic number, because the mean of its divisors is an integer number (6221094).

Almost surely, 2^63140426 is an apocalyptic number.

63140426 is a deficient number, since it is larger than the sum of its proper divisors (36397078).

63140426 is a wasteful number, since it uses less digits than its factorization.

63140426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19925.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 63140426 is about 7946.0950157923. The cubic root of 63140426 is about 398.2011432461.

The spelling of 63140426 in words is "sixty-three million, one hundred forty thousand, four hundred twenty-six".