80429330 has 16 divisors (see below), whose sum is σ = 146208024. Its totient is φ = 31852800.

The previous prime is 80429311. The next prime is 80429339. The reversal of 80429330 is 3392408.

It can be written as a sum of positive squares in 4 ways, for example, as 75707401 + 4721929 = 8701^2 + 2173^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80429293 and 80429302.

It is not an unprimeable number, because it can be changed into a prime (80429339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38807 + ... + 40826.

Almost surely, 2^80429330 is an apocalyptic number.

80429330 is a deficient number, since it is larger than the sum of its proper divisors (65778694).

80429330 is a wasteful number, since it uses less digits than its factorization.

80429330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79741.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 80429330 is about 8968.2400726118. The cubic root of 80429330 is about 431.6563661040.

The spelling of 80429330 in words is "eighty million, four hundred twenty-nine thousand, three hundred thirty".