36420222 has 32 divisors (see below), whose sum is σ = 78592032. Its totient is φ = 11208704.

The previous prime is 36420221. The next prime is 36420229. The reversal of 36420222 is 22202463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36420221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2038 + ... + 8774.

It is an arithmetic number, because the mean of its divisors is an integer number (2456001).

Almost surely, 2^36420222 is an apocalyptic number.

36420222 is an abundant number, since it is smaller than the sum of its proper divisors (42171810).

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

36420222 is a wasteful number, since it uses less digits than its factorization.

36420222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 36420222 is about 6034.9169008363. The cubic root of 36420222 is about 331.4725196697.

Adding to 36420222 its reverse (22202463), we get a palindrome (58622685).

The spelling of 36420222 in words is "thirty-six million, four hundred twenty thousand, two hundred twenty-two".