63404313 has 8 divisors (see below), whose sum is σ = 96616128. Its totient is φ = 36231024.

The previous prime is 63404309. The next prime is 63404329. The reversal of 63404313 is 31340436.

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

It is not a de Polignac number, because 63404313 - 2² = 63404309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63405313) 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, 1509606 + ... + 1509647.

It is an arithmetic number, because the mean of its divisors is an integer number (12077016).

Almost surely, 2^63404313 is an apocalyptic number.

It is an amenable number.

63404313 is a deficient number, since it is larger than the sum of its proper divisors (33211815).

63404313 is a wasteful number, since it uses less digits than its factorization.

63404313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019263.

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

The square root of 63404313 is about 7962.6825253805. The cubic root of 63404313 is about 398.7551150898.

Adding to 63404313 its reverse (31340436), we get a palindrome (94744749).

The spelling of 63404313 in words is "sixty-three million, four hundred four thousand, three hundred thirteen".