61164222 has 32 divisors (see below), whose sum is σ = 145884672. Its totient is φ = 16715424.

The previous prime is 61164221. The next prime is 61164227. The reversal of 61164222 is 22246116.

It is a junction number, because it is equal to n+sod(n) for n = 61164192 and 61164201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61164221) 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, 30693 + ... + 32624.

It is an arithmetic number, because the mean of its divisors is an integer number (4558896).

Almost surely, 2^61164222 is an apocalyptic number.

61164222 is an abundant number, since it is smaller than the sum of its proper divisors (84720450).

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

61164222 is a wasteful number, since it uses less digits than its factorization.

61164222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63352.

The product of its digits is 1152, while the sum is 24.

The square root of 61164222 is about 7820.7558458246. The cubic root of 61164222 is about 394.0026583002.

The spelling of 61164222 in words is "sixty-one million, one hundred sixty-four thousand, two hundred twenty-two".