64602222 has 32 divisors (see below), whose sum is σ = 133212192. Its totient is φ = 20870784.

The previous prime is 64602221. The next prime is 64602253. The reversal of 64602222 is 22220646.

It is a junction number, because it is equal to n+sod(n) for n = 64602192 and 64602201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64602221) 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, 87768 + ... + 88500.

It is an arithmetic number, because the mean of its divisors is an integer number (4162881).

Almost surely, 2^64602222 is an apocalyptic number.

64602222 is an abundant number, since it is smaller than the sum of its proper divisors (68609970).

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

64602222 is a wasteful number, since it uses less digits than its factorization.

64602222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 64602222 is about 8037.5507463406. The cubic root of 64602222 is about 401.2507143746.

Adding to 64602222 its reverse (22220646), we get a palindrome (86822868).

The spelling of 64602222 in words is "sixty-four million, six hundred two thousand, two hundred twenty-two".