84080403 has 16 divisors (see below), whose sum is σ = 135888000. Its totient is φ = 50957640.

The previous prime is 84080393. The next prime is 84080413. The reversal of 84080403 is 30408048.

It is an interprime number because it is at equal distance from previous prime (84080393) and next prime (84080413).

It is not a de Polignac number, because 84080403 - 2¹⁰ = 84079379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (84080413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141253 + ... + 141846.

It is an arithmetic number, because the mean of its divisors is an integer number (8493000).

Almost surely, 2^84080403 is an apocalyptic number.

84080403 is a deficient number, since it is larger than the sum of its proper divisors (51807597).

84080403 is a wasteful number, since it uses less digits than its factorization.

84080403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283119 (or 283113 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 84080403 is about 9169.5366840424. The cubic root of 84080403 is about 438.0916021586.

The spelling of 84080403 in words is "eighty-four million, eighty thousand, four hundred three".