683190445 has 16 divisors (see below), whose sum is σ = 937939968. Its totient is φ = 467976960.

The previous prime is 683190437. The next prime is 683190461. The reversal of 683190445 is 544091386.

It is not a de Polignac number, because 683190445 - 2³ = 683190437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 683190398 and 683190407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24837 + ... + 44533.

It is an arithmetic number, because the mean of its divisors is an integer number (58621248).

Almost surely, 2^683190445 is an apocalyptic number.

It is an amenable number.

683190445 is a deficient number, since it is larger than the sum of its proper divisors (254749523).

683190445 is a wasteful number, since it uses less digits than its factorization.

683190445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20700.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 683190445 is about 26137.9120244904. The cubic root of 683190445 is about 880.7390679114.

The spelling of 683190445 in words is "six hundred eighty-three million, one hundred ninety thousand, four hundred forty-five".