65555422 has 8 divisors (see below), whose sum is σ = 98368776. Its totient is φ = 32765832.

The previous prime is 65555411. The next prime is 65555423. The reversal of 65555422 is 22455556.

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

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65555423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4953 + ... + 12475.

It is an arithmetic number, because the mean of its divisors is an integer number (12296097).

Almost surely, 2^65555422 is an apocalyptic number.

65555422 is a deficient number, since it is larger than the sum of its proper divisors (32813354).

65555422 is a wasteful number, since it uses less digits than its factorization.

65555422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882.

The product of its digits is 60000, while the sum is 34.

The square root of 65555422 is about 8096.6302867304. The cubic root of 65555422 is about 403.2145598103.

The spelling of 65555422 in words is "sixty-five million, five hundred fifty-five thousand, four hundred twenty-two".