36634331 has 4 divisors (see below), whose sum is σ = 38227152. Its totient is φ = 35041512.

The previous prime is 36634313. The next prime is 36634363. The reversal of 36634331 is 13343663.

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

It is not a de Polignac number, because 36634331 - 2⁶ = 36634267 is a prime.

It is a super-2 number, since 2×36634331² = 2684148415635122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36634294 and 36634303.

It is not an unprimeable number, because it can be changed into a prime (36634931) 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, 796376 + ... + 796421.

It is an arithmetic number, because the mean of its divisors is an integer number (9556788).

Almost surely, 2^36634331 is an apocalyptic number.

36634331 is a deficient number, since it is larger than the sum of its proper divisors (1592821).

36634331 is a wasteful number, since it uses less digits than its factorization.

36634331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592820.

The product of its digits is 11664, while the sum is 29.

The square root of 36634331 is about 6052.6300894735. The cubic root of 36634331 is about 332.1208099312.

Adding to 36634331 its reverse (13343663), we get a palindrome (49977994).

The spelling of 36634331 in words is "thirty-six million, six hundred thirty-four thousand, three hundred thirty-one".