8243697404 has 6 divisors (see below), whose sum is σ = 14426470464. Its totient is φ = 4121848700.

The previous prime is 8243697403. The next prime is 8243697461. The reversal of 8243697404 is 4047963428.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8243697401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030462172 + ... + 1030462179.

It is an arithmetic number, because the mean of its divisors is an integer number (2404411744).

Almost surely, 2^8243697404 is an apocalyptic number.

It is an amenable number.

8243697404 is a deficient number, since it is larger than the sum of its proper divisors (6182773060).

8243697404 is a wasteful number, since it uses less digits than its factorization.

8243697404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060924355 (or 2060924353 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 47.

The square root of 8243697404 is about 90794.8093450281. The cubic root of 8243697404 is about 2020.1053276451.

The spelling of 8243697404 in words is "eight billion, two hundred forty-three million, six hundred ninety-seven thousand, four hundred four".