78022466 has 8 divisors (see below), whose sum is σ = 119242044. Its totient is φ = 38275120.

The previous prime is 78022453. The next prime is 78022501. The reversal of 78022466 is 66422087.

It can be written as a sum of positive squares in 2 ways, for example, as 76930441 + 1092025 = 8771^2 + 1045^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367925 + ... + 368136.

Almost surely, 2^78022466 is an apocalyptic number.

78022466 is a deficient number, since it is larger than the sum of its proper divisors (41219578).

78022466 is a wasteful number, since it uses less digits than its factorization.

78022466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736116.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 78022466 is about 8833.0326615495. The cubic root of 78022466 is about 427.3068854072.

The spelling of 78022466 in words is "seventy-eight million, twenty-two thousand, four hundred sixty-six".