80461736 has 16 divisors (see below), whose sum is σ = 151119540. Its totient is φ = 40163200.

The previous prime is 80461727. The next prime is 80461741. The reversal of 80461736 is 63716408.

It can be written as a sum of positive squares in 2 ways, for example, as 79316836 + 1144900 = 8906^2 + 1070^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80461696 and 80461705.

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, 3215 + ... + 13086.

Almost surely, 2^80461736 is an apocalyptic number.

It is an amenable number.

80461736 is a deficient number, since it is larger than the sum of its proper divisors (70657804).

80461736 is a wasteful number, since it uses less digits than its factorization.

80461736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16924 (or 16920 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 80461736 is about 8970.0465996560. The cubic root of 80461736 is about 431.7143315997.

The spelling of 80461736 in words is "eighty million, four hundred sixty-one thousand, seven hundred thirty-six".