65077422 has 16 divisors (see below), whose sum is σ = 132924672. Its totient is φ = 21230840.

The previous prime is 65077417. The next prime is 65077427. The reversal of 65077422 is 22477056.

It is an interprime number because it is at equal distance from previous prime (65077417) and next prime (65077427).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65077427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115104 + ... + 115667.

It is an arithmetic number, because the mean of its divisors is an integer number (8307792).

Almost surely, 2^65077422 is an apocalyptic number.

65077422 is an abundant number, since it is smaller than the sum of its proper divisors (67847250).

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

65077422 is a wasteful number, since it uses less digits than its factorization.

65077422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230823.

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

The square root of 65077422 is about 8067.0578279816. The cubic root of 65077422 is about 402.2321497651.

The spelling of 65077422 in words is "sixty-five million, seventy-seven thousand, four hundred twenty-two".