61404422 has 8 divisors (see below), whose sum is σ = 93844656. Its totient is φ = 30122872.

The previous prime is 61404403. The next prime is 61404439. The reversal of 61404422 is 22440416.

61404422 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 a congruent number.

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, 289538 + ... + 289749.

It is an arithmetic number, because the mean of its divisors is an integer number (11730582).

Almost surely, 2^61404422 is an apocalyptic number.

61404422 is a deficient number, since it is larger than the sum of its proper divisors (32440234).

61404422 is a wasteful number, since it uses less digits than its factorization.

61404422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579342.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 61404422 is about 7836.0973705027. The cubic root of 61404422 is about 394.5177514805.

Adding to 61404422 its reverse (22440416), we get a palindrome (83844838).

The spelling of 61404422 in words is "sixty-one million, four hundred four thousand, four hundred twenty-two".