468916906 has 4 divisors (see below), whose sum is σ = 703375362. Its totient is φ = 234458452.

The previous prime is 468916897. The next prime is 468916909. The reversal of 468916906 is 609619864.

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., 468506025 + 410881 = 21645^2 + 641^2 .

It is a super-2 number, since 2×468916906² = 439766129465225672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 468916906.

It is not an unprimeable number, because it can be changed into a prime (468916909) 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 as a sum of consecutive naturals, namely, 117229225 + ... + 117229228.

Almost surely, 2^468916906 is an apocalyptic number.

468916906 is a deficient number, since it is larger than the sum of its proper divisors (234458456).

468916906 is a wasteful number, since it uses less digits than its factorization.

468916906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234458455.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 468916906 is about 21654.4892805164. The cubic root of 468916906 is about 776.9003139030.

The spelling of 468916906 in words is "four hundred sixty-eight million, nine hundred sixteen thousand, nine hundred six".