403082073 has 12 divisors (see below), whose sum is σ = 582472020. Its totient is φ = 268609536.

The previous prime is 403082063. The next prime is 403082143. The reversal of 403082073 is 370280304.

It can be written as a sum of positive squares in 2 ways, for example, as 71368704 + 331713369 = 8448^2 + 18213^2 .

It is not a de Polignac number, because 403082073 - 2¹² = 403077977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403082003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17593 + ... + 33401.

It is an arithmetic number, because the mean of its divisors is an integer number (48539335).

Almost surely, 2^403082073 is an apocalyptic number.

It is an amenable number.

403082073 is a deficient number, since it is larger than the sum of its proper divisors (179389947).

403082073 is a wasteful number, since it uses less digits than its factorization.

403082073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18648 (or 18645 counting only the distinct ones).

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

The square root of 403082073 is about 20076.9039694869. The cubic root of 403082073 is about 738.6938689777.

The spelling of 403082073 in words is "four hundred three million, eighty-two thousand, seventy-three".