77275466 has 8 divisors (see below), whose sum is σ = 115952580. Its totient is φ = 38624608.

The previous prime is 77275453. The next prime is 77275483. The reversal of 77275466 is 66457277.

It can be written as a sum of positive squares in 2 ways, for example, as 76825225 + 450241 = 8765^2 + 671^2 .

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, 4580 + ... + 13248.

Almost surely, 2^77275466 is an apocalyptic number.

77275466 is a deficient number, since it is larger than the sum of its proper divisors (38677114).

77275466 is a wasteful number, since it uses less digits than its factorization.

77275466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13128.

The product of its digits is 493920, while the sum is 44.

The square root of 77275466 is about 8790.6465063726. The cubic root of 77275466 is about 425.9388077299.

The spelling of 77275466 in words is "seventy-seven million, two hundred seventy-five thousand, four hundred sixty-six".