36906231 has 4 divisors (see below), whose sum is σ = 49208312. Its totient is φ = 24604152.

The previous prime is 36906229. The next prime is 36906323. The reversal of 36906231 is 13260963.

It is a happy number.

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

It is not a de Polignac number, because 36906231 - 2¹ = 36906229 is a prime.

It is a super-2 number, since 2×36906231² = 2724139773250722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36906631) 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, 6151036 + ... + 6151041.

It is an arithmetic number, because the mean of its divisors is an integer number (12302078).

Almost surely, 2^36906231 is an apocalyptic number.

36906231 is a deficient number, since it is larger than the sum of its proper divisors (12302081).

36906231 is a wasteful number, since it uses less digits than its factorization.

36906231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12302080.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 36906231 is about 6075.0498763385. The cubic root of 36906231 is about 332.9404523377.

The spelling of 36906231 in words is "thirty-six million, nine hundred six thousand, two hundred thirty-one".