36815222 has 16 divisors (see below), whose sum is σ = 56886000. Its totient is φ = 17856288.

The previous prime is 36815221. The next prime is 36815237. The reversal of 36815222 is 22251863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36815221) 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, 36428 + ... + 37424.

It is an arithmetic number, because the mean of its divisors is an integer number (3555375).

Almost surely, 2^36815222 is an apocalyptic number.

36815222 is a deficient number, since it is larger than the sum of its proper divisors (20070778).

36815222 is a wasteful number, since it uses less digits than its factorization.

36815222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535.

The product of its digits is 5760, while the sum is 29.

The square root of 36815222 is about 6067.5548617215. The cubic root of 36815222 is about 332.6665553329. Note that the first 3 decimals are identical.

The spelling of 36815222 in words is "thirty-six million, eight hundred fifteen thousand, two hundred twenty-two".