77464946 has 8 divisors (see below), whose sum is σ = 125135724. Its totient is φ = 35753040.

The previous prime is 77464927. The next prime is 77464969. The reversal of 77464946 is 64946477.

It can be written as a sum of positive squares in 2 ways, for example, as 54184321 + 23280625 = 7361^2 + 4825^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 77464946.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489685 + ... + 1489736.

Almost surely, 2^77464946 is an apocalyptic number.

77464946 is a deficient number, since it is larger than the sum of its proper divisors (47670778).

77464946 is a wasteful number, since it uses less digits than its factorization.

77464946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979436.

The product of its digits is 1016064, while the sum is 47.

The square root of 77464946 is about 8801.4172722352. The cubic root of 77464946 is about 426.2866585833.

The spelling of 77464946 in words is "seventy-seven million, four hundred sixty-four thousand, nine hundred forty-six".