63975434 has 8 divisors (see below), whose sum is σ = 96193440. Its totient is φ = 31910956.

The previous prime is 63975433. The next prime is 63975481. The reversal of 63975434 is 43457936.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 63975391 and 63975400.

It is not an unprimeable number, because it can be changed into a prime (63975433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37334 + ... + 39009.

It is an arithmetic number, because the mean of its divisors is an integer number (12024180).

Almost surely, 2^63975434 is an apocalyptic number.

63975434 is a deficient number, since it is larger than the sum of its proper divisors (32218006).

63975434 is a wasteful number, since it uses less digits than its factorization.

63975434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76764.

The product of its digits is 272160, while the sum is 41.

The square root of 63975434 is about 7998.4644776357. The cubic root of 63975434 is about 399.9488142837.

The spelling of 63975434 in words is "sixty-three million, nine hundred seventy-five thousand, four hundred thirty-four".