8739963 has 12 divisors (see below), whose sum is σ = 12650040. Its totient is φ = 5814816.

The previous prime is 8739961. The next prime is 8739967. The reversal of 8739963 is 3699378.

It is a happy number.

It is not a de Polignac number, because 8739963 - 2¹ = 8739961 is a prime.

8739963 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8739961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8068 + ... + 9086.

It is an arithmetic number, because the mean of its divisors is an integer number (1054170).

Almost surely, 2^8739963 is an apocalyptic number.

8739963 is a deficient number, since it is larger than the sum of its proper divisors (3910077).

8739963 is a wasteful number, since it uses less digits than its factorization.

8739963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978 (or 1975 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 8739963 is about 2956.3428420939. The cubic root of 8739963 is about 205.9854437196.

The spelling of 8739963 in words is "eight million, seven hundred thirty-nine thousand, nine hundred sixty-three".