83730963 has 8 divisors (see below), whose sum is σ = 114658768. Its totient is φ = 54311904.

The previous prime is 83730953. The next prime is 83730991. The reversal of 83730963 is 36903738.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83730963 - 2⁴ = 83730947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83730953) 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, 377056 + ... + 377277.

It is an arithmetic number, because the mean of its divisors is an integer number (14332346).

Almost surely, 2^83730963 is an apocalyptic number.

83730963 is a deficient number, since it is larger than the sum of its proper divisors (30927805).

83730963 is a wasteful number, since it uses less digits than its factorization.

83730963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754373.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 83730963 is about 9150.4624473302. The cubic root of 83730963 is about 437.4838533361.

The spelling of 83730963 in words is "eighty-three million, seven hundred thirty thousand, nine hundred sixty-three".