82703403 has 16 divisors (see below), whose sum is σ = 123672960. Its totient is φ = 54618408.

The previous prime is 82703363. The next prime is 82703407. The reversal of 82703403 is 30430728.

It is not a de Polignac number, because 82703403 - 2¹² = 82699307 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 (82703407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11425 + ... + 17202.

It is an arithmetic number, because the mean of its divisors is an integer number (7729560).

Almost surely, 2^82703403 is an apocalyptic number.

82703403 is a deficient number, since it is larger than the sum of its proper divisors (40969557).

82703403 is a wasteful number, since it uses less digits than its factorization.

82703403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28743 (or 28737 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 82703403 is about 9094.1411359182. The cubic root of 82703403 is about 435.6868578171.

The spelling of 82703403 in words is "eighty-two million, seven hundred three thousand, four hundred three".