65770422 has 8 divisors (see below), whose sum is σ = 131540856. Its totient is φ = 21923472.

The previous prime is 65770421. The next prime is 65770451. The reversal of 65770422 is 22407756.

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

65770422 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65770421) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5480863 + ... + 5480874.

It is an arithmetic number, because the mean of its divisors is an integer number (16442607).

Almost surely, 2^65770422 is an apocalyptic number.

65770422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65770422 is a wasteful number, since it uses less digits than its factorization.

65770422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10961742.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 65770422 is about 8109.8965468124. The cubic root of 65770422 is about 403.6548820462.

The spelling of 65770422 in words is "sixty-five million, seven hundred seventy thousand, four hundred twenty-two".