468856538 has 4 divisors (see below), whose sum is σ = 703284810. Its totient is φ = 234428268.

The previous prime is 468856519. The next prime is 468856561. The reversal of 468856538 is 835658864.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 287065249 + 181791289 = 16943^2 + 13483^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 468856538.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117214133 + ... + 117214136.

Almost surely, 2^468856538 is an apocalyptic number.

468856538 is a deficient number, since it is larger than the sum of its proper divisors (234428272).

468856538 is a wasteful number, since it uses less digits than its factorization.

468856538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234428271.

The product of its digits is 5529600, while the sum is 53.

The square root of 468856538 is about 21653.0953445460. The cubic root of 468856538 is about 776.8669732903.

The spelling of 468856538 in words is "four hundred sixty-eight million, eight hundred fifty-six thousand, five hundred thirty-eight".