683505495 has 24 divisors (see below), whose sum is σ = 1225598400. Its totient is φ = 351965376.

The previous prime is 683505479. The next prime is 683505503. The reversal of 683505495 is 594505386.

It is not a de Polignac number, because 683505495 - 2⁴ = 683505479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 683505495.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 260575 + ... + 263184.

It is an arithmetic number, because the mean of its divisors is an integer number (51066600).

Almost surely, 2^683505495 is an apocalyptic number.

683505495 is a deficient number, since it is larger than the sum of its proper divisors (542092905).

683505495 is a wasteful number, since it uses less digits than its factorization.

683505495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523799 (or 523796 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 683505495 is about 26143.9380162974. The cubic root of 683505495 is about 880.8744299733.

The spelling of 683505495 in words is "six hundred eighty-three million, five hundred five thousand, four hundred ninety-five".