63222270 has 32 divisors (see below), whose sum is σ = 155837088. Its totient is φ = 16403328.

The previous prime is 63222259. The next prime is 63222277. The reversal of 63222270 is 7222236.

It is a self number, because there is not a number n which added to its sum of digits gives 63222270.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63222277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27369 + ... + 29588.

It is an arithmetic number, because the mean of its divisors is an integer number (4869909).

Almost surely, 2^63222270 is an apocalyptic number.

63222270 is an abundant number, since it is smaller than the sum of its proper divisors (92614818).

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

63222270 is a wasteful number, since it uses less digits than its factorization.

63222270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57004.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 63222270 is about 7951.2432990068. The cubic root of 63222270 is about 398.3731213016.

The spelling of 63222270 in words is "sixty-three million, two hundred twenty-two thousand, two hundred seventy".