8240673963 has 4 divisors (see below), whose sum is σ = 10987565288. Its totient is φ = 5493782640.

The previous prime is 8240673953. The next prime is 8240673967. The reversal of 8240673963 is 3693760428.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 8240673963 - 2⁶ = 8240673899 is a prime.

It is a super-2 number, since 2×8240673963² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8240673967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373445658 + ... + 1373445663.

It is an arithmetic number, because the mean of its divisors is an integer number (2746891322).

Almost surely, 2^8240673963 is an apocalyptic number.

8240673963 is a deficient number, since it is larger than the sum of its proper divisors (2746891325).

8240673963 is a wasteful number, since it uses less digits than its factorization.

8240673963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746891324.

The product of its (nonzero) digits is 1306368, while the sum is 48.

The square root of 8240673963 is about 90778.1579621442. The cubic root of 8240673963 is about 2019.8583342633.

The spelling of 8240673963 in words is "eight billion, two hundred forty million, six hundred seventy-three thousand, nine hundred sixty-three".