36947228 has 12 divisors (see below), whose sum is σ = 64927632. Its totient is φ = 18396480.

The previous prime is 36947227. The next prime is 36947243. The reversal of 36947228 is 82274963.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36947227) 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, 18200 + ... + 20127.

It is an arithmetic number, because the mean of its divisors is an integer number (5410636).

Almost surely, 2^36947228 is an apocalyptic number.

It is an amenable number.

36947228 is a deficient number, since it is larger than the sum of its proper divisors (27980404).

36947228 is a wasteful number, since it uses less digits than its factorization.

36947228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38572 (or 38570 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 36947228 is about 6078.4231507851. The cubic root of 36947228 is about 333.0636881555.

The spelling of 36947228 in words is "thirty-six million, nine hundred forty-seven thousand, two hundred twenty-eight".