466567978 has 4 divisors (see below), whose sum is σ = 699851970. Its totient is φ = 233283988.

The previous prime is 466567961. The next prime is 466567991. The reversal of 466567978 is 879765664.

It is a happy number.

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., 442134729 + 24433249 = 21027^2 + 4943^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116641993 + ... + 116641996.

Almost surely, 2^466567978 is an apocalyptic number.

466567978 is a deficient number, since it is larger than the sum of its proper divisors (233283992).

466567978 is a wasteful number, since it uses less digits than its factorization.

466567978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233283991.

The product of its digits is 15240960, while the sum is 58.

The square root of 466567978 is about 21600.1846751365. The cubic root of 466567978 is about 775.6009091887.

The spelling of 466567978 in words is "four hundred sixty-six million, five hundred sixty-seven thousand, nine hundred seventy-eight".