63240403 has 8 divisors (see below), whose sum is σ = 65479680. Its totient is φ = 61013640.

The previous prime is 63240371. The next prime is 63240407. The reversal of 63240403 is 30404236.

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

It is a cyclic number.

It is not a de Polignac number, because 63240403 - 2⁵ = 63240371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63240407) 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, 7818 + ... + 13696.

It is an arithmetic number, because the mean of its divisors is an integer number (8184960).

Almost surely, 2^63240403 is an apocalyptic number.

63240403 is a deficient number, since it is larger than the sum of its proper divisors (2239277).

63240403 is a wasteful number, since it uses less digits than its factorization.

63240403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6257.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 63240403 is about 7952.3834791841. The cubic root of 63240403 is about 398.4112039229.

Adding to 63240403 its reverse (30404236), we get a palindrome (93644639).

The spelling of 63240403 in words is "sixty-three million, two hundred forty thousand, four hundred three".