36999963 has 96 divisors (see below), whose sum is σ = 75640320. Its totient is φ = 17262720.

The previous prime is 36999961. The next prime is 36999979.

36999963 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 36999963 - 2¹ = 36999961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36999961) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 999981 + ... + 1000017.

It is an arithmetic number, because the mean of its divisors is an integer number (787920).

Almost surely, 2^36999963 is an apocalyptic number.

36999963 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

36999963 is an abundant number, since it is smaller than the sum of its proper divisors (38640357).

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

36999963 is a wasteful number, since it uses less digits than its factorization.

36999963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 71 counting only the distinct ones).

The product of its digits is 2125764, while the sum is 54.

The square root of 36999963 is about 6082.7594889162. The cubic root of 36999963 is about 333.2220740905. Note that the first 3 decimals are identical.

It can be divided in two parts, 36 and 999963, that added together give a palindrome (999999).

The spelling of 36999963 in words is "thirty-six million, nine hundred ninety-nine thousand, nine hundred sixty-three".