683802040 has 32 divisors (see below), whose sum is σ = 1539301680. Its totient is φ = 273388032.

The previous prime is 683802037. The next prime is 683802043. The reversal of 683802040 is 40208386.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (683802037) and next prime (683802043).

It is a junction number, because it is equal to n+sod(n) for n = 683801993 and 683802011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683802043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149467 + ... + 153973.

Almost surely, 2^683802040 is an apocalyptic number.

It is an amenable number.

683802040 is an abundant number, since it is smaller than the sum of its proper divisors (855499640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683802040 is a wasteful number, since it uses less digits than its factorization.

683802040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8311 (or 8307 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 683802040 is about 26149.6087924848. The cubic root of 683802040 is about 881.0018033163.

The spelling of 683802040 in words is "six hundred eighty-three million, eight hundred two thousand, forty".