63401433 has 8 divisors (see below), whose sum is σ = 84583296. Its totient is φ = 42243600.

The previous prime is 63401419. The next prime is 63401441. The reversal of 63401433 is 33410436.

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

It is not a de Polignac number, because 63401433 - 2¹² = 63397337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63401473) by changing a digit.

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, 1488 + ... + 11358.

It is an arithmetic number, because the mean of its divisors is an integer number (10572912).

Almost surely, 2^63401433 is an apocalyptic number.

It is an amenable number.

63401433 is a deficient number, since it is larger than the sum of its proper divisors (21181863).

63401433 is a wasteful number, since it uses less digits than its factorization.

63401433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 63401433 is about 7962.5016797486. The cubic root of 63401433 is about 398.7490774768.

Adding to 63401433 its reverse (33410436), we get a palindrome (96811869).

The spelling of 63401433 in words is "sixty-three million, four hundred one thousand, four hundred thirty-three".