65572022 has 4 divisors (see below), whose sum is σ = 98358036. Its totient is φ = 32786010.

The previous prime is 65572007. The next prime is 65572027. The reversal of 65572022 is 22027556.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65572027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16393004 + ... + 16393007.

It is an arithmetic number, because the mean of its divisors is an integer number (24589509).

Almost surely, 2^65572022 is an apocalyptic number.

65572022 is a deficient number, since it is larger than the sum of its proper divisors (32786014).

65572022 is a wasteful number, since it uses less digits than its factorization.

65572022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32786013.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 65572022 is about 8097.6553396647. The cubic root of 65572022 is about 403.2485910499.

Adding to 65572022 its reverse (22027556), we get a palindrome (87599578).

The spelling of 65572022 in words is "sixty-five million, five hundred seventy-two thousand, twenty-two".