61822442 has 16 divisors (see below), whose sum is σ = 102880800. Its totient is φ = 27624240.

The previous prime is 61822429. The next prime is 61822451. The reversal of 61822442 is 24422816.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22517 + ... + 25112.

It is an arithmetic number, because the mean of its divisors is an integer number (6430050).

Almost surely, 2^61822442 is an apocalyptic number.

61822442 is a deficient number, since it is larger than the sum of its proper divisors (41058358).

61822442 is a wasteful number, since it uses less digits than its factorization.

61822442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47701.

The product of its digits is 6144, while the sum is 29.

The square root of 61822442 is about 7862.7248457516. The cubic root of 61822442 is about 395.4109742760.

The spelling of 61822442 in words is "sixty-one million, eight hundred twenty-two thousand, four hundred forty-two".