63400233 has 8 divisors (see below), whose sum is σ = 91036288. Its totient is φ = 39015504.

The previous prime is 63400229. The next prime is 63400261. The reversal of 63400233 is 33200436.

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

It is not a de Polignac number, because 63400233 - 2² = 63400229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63400223) 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, 812785 + ... + 812862.

It is an arithmetic number, because the mean of its divisors is an integer number (11379536).

Almost surely, 2^63400233 is an apocalyptic number.

It is an amenable number.

63400233 is a deficient number, since it is larger than the sum of its proper divisors (27636055).

63400233 is a wasteful number, since it uses less digits than its factorization.

63400233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625663.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 63400233 is about 7962.4263261898. The cubic root of 63400233 is about 398.7465617507.

Adding to 63400233 its reverse (33200436), we get a palindrome (96600669).

The spelling of 63400233 in words is "sixty-three million, four hundred thousand, two hundred thirty-three".