64422202 has 8 divisors (see below), whose sum is σ = 104066676. Its totient is φ = 29733312.

The previous prime is 64422157. The next prime is 64422221. The reversal of 64422202 is 20222446.

64422202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55666521 + 8755681 = 7461^2 + 2959^2 .

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

It is a super-2 number, since 2×64422202² = 8300440221057608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1238863 + ... + 1238914.

Almost surely, 2^64422202 is an apocalyptic number.

64422202 is a deficient number, since it is larger than the sum of its proper divisors (39644474).

64422202 is a wasteful number, since it uses less digits than its factorization.

64422202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477792.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 64422202 is about 8026.3442487847. The cubic root of 64422202 is about 400.8776603722.

Adding to 64422202 its reverse (20222446), we get a palindrome (84644648).

The spelling of 64422202 in words is "sixty-four million, four hundred twenty-two thousand, two hundred two".