61164022 has 4 divisors (see below), whose sum is σ = 91746036. Its totient is φ = 30582010.

The previous prime is 61164013. The next prime is 61164049. The reversal of 61164022 is 22046116.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 61163984 and 61164002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15291004 + ... + 15291007.

It is an arithmetic number, because the mean of its divisors is an integer number (22936509).

Almost surely, 2^61164022 is an apocalyptic number.

61164022 is a deficient number, since it is larger than the sum of its proper divisors (30582014).

61164022 is a wasteful number, since it uses less digits than its factorization.

61164022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30582013.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 61164022 is about 7820.7430593263. The cubic root of 61164022 is about 394.0022288518.

The spelling of 61164022 in words is "sixty-one million, one hundred sixty-four thousand, twenty-two".