80429265 has 48 divisors (see below), whose sum is σ = 160033536. Its totient is φ = 36604800.

The previous prime is 80429263. The next prime is 80429273. The reversal of 80429265 is 56292408.

It is a happy number.

It is not a de Polignac number, because 80429265 - 2¹ = 80429263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80429263) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 97555 + ... + 98375.

It is an arithmetic number, because the mean of its divisors is an integer number (3334032).

Almost surely, 2^80429265 is an apocalyptic number.

It is an amenable number.

80429265 is a deficient number, since it is larger than the sum of its proper divisors (79604271).

80429265 is a wasteful number, since it uses less digits than its factorization.

80429265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 80429265 is about 8968.2364487116. The cubic root of 80429265 is about 431.6562498211.

It can be divided in two parts, 804292 and 65, that added together give a cube (804357 = 93³).

The spelling of 80429265 in words is "eighty million, four hundred twenty-nine thousand, two hundred sixty-five".