63746434 has 16 divisors (see below), whose sum is σ = 96741216. Its totient is φ = 31501600.

The previous prime is 63746393. The next prime is 63746461. The reversal of 63746434 is 43464736.

It is a junction number, because it is equal to n+sod(n) for n = 63746393 and 63746402.

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, 122094 + ... + 122614.

It is an arithmetic number, because the mean of its divisors is an integer number (6046326).

Almost surely, 2^63746434 is an apocalyptic number.

63746434 is a deficient number, since it is larger than the sum of its proper divisors (32994782).

63746434 is a wasteful number, since it uses less digits than its factorization.

63746434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121.

The product of its digits is 145152, while the sum is 37.

The square root of 63746434 is about 7984.1363966305. The cubic root of 63746434 is about 399.4710383072.

The spelling of 63746434 in words is "sixty-three million, seven hundred forty-six thousand, four hundred thirty-four".