61422336 has 108 divisors (see below), whose sum is σ = 180795888. Its totient is φ = 20047872.

The previous prime is 61422329. The next prime is 61422379. The reversal of 61422336 is 63322416.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121861 + ... + 122363.

It is an arithmetic number, because the mean of its divisors is an integer number (1674036).

Almost surely, 2^61422336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61422336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90397944).

61422336 is an abundant number, since it is smaller than the sum of its proper divisors (119373552).

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

61422336 is a wasteful number, since it uses less digits than its factorization.

61422336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578 (or 561 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 61422336 is about 7837.2403306266. The cubic root of 61422336 is about 394.5561130165.

The spelling of 61422336 in words is "sixty-one million, four hundred twenty-two thousand, three hundred thirty-six".