61274622 has 64 divisors (see below), whose sum is σ = 134991360. Its totient is φ = 18480000.

The previous prime is 61274617. The next prime is 61274641. The reversal of 61274622 is 22647216.

It is a self number, because there is not a number n which added to its sum of digits gives 61274622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243997 + ... + 244247.

It is an arithmetic number, because the mean of its divisors is an integer number (2109240).

Almost surely, 2^61274622 is an apocalyptic number.

61274622 is an abundant number, since it is smaller than the sum of its proper divisors (73716738).

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

61274622 is a wasteful number, since it uses less digits than its factorization.

61274622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369.

The product of its digits is 8064, while the sum is 30.

The square root of 61274622 is about 7827.8108050719. The cubic root of 61274622 is about 394.2395710321.

The spelling of 61274622 in words is "sixty-one million, two hundred seventy-four thousand, six hundred twenty-two".