80416737 has 6 divisors (see below), whose sum is σ = 116157522. Its totient is φ = 53611152.

The previous prime is 80416729. The next prime is 80416747. The reversal of 80416737 is 73761408.

It can be written as a sum of positive squares in only one way, i.e., 67174416 + 13242321 = 8196^2 + 3639^2 .

It is not a de Polignac number, because 80416737 - 2³ = 80416729 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80416747) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4467588 + ... + 4467605.

It is an arithmetic number, because the mean of its divisors is an integer number (19359587).

Almost surely, 2^80416737 is an apocalyptic number.

It is an amenable number.

80416737 is a deficient number, since it is larger than the sum of its proper divisors (35740785).

80416737 is a wasteful number, since it uses less digits than its factorization.

80416737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8935199 (or 8935196 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 80416737 is about 8967.5379564293. The cubic root of 80416737 is about 431.6338364607.

The spelling of 80416737 in words is "eighty million, four hundred sixteen thousand, seven hundred thirty-seven".