61609922 has 8 divisors (see below), whose sum is σ = 100816272. Its totient is φ = 28004500.

The previous prime is 61609879. The next prime is 61609937. The reversal of 61609922 is 22990616.

61609922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400204 + ... + 1400247.

It is an arithmetic number, because the mean of its divisors is an integer number (12602034).

Almost surely, 2^61609922 is an apocalyptic number.

61609922 is a deficient number, since it is larger than the sum of its proper divisors (39206350).

61609922 is a wasteful number, since it uses less digits than its factorization.

61609922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800464.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 61609922 is about 7849.1988126178. The cubic root of 61609922 is about 394.9573676148.

The spelling of 61609922 in words is "sixty-one million, six hundred nine thousand, nine hundred twenty-two".