102227564 has 6 divisors (see below), whose sum is σ = 178898244. Its totient is φ = 51113780.

The previous prime is 102227549. The next prime is 102227591. The reversal of 102227564 is 465722201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12778442 + ... + 12778449.

It is an arithmetic number, because the mean of its divisors is an integer number (29816374).

Almost surely, 2^102227564 is an apocalyptic number.

It is an amenable number.

102227564 is a deficient number, since it is larger than the sum of its proper divisors (76670680).

102227564 is a wasteful number, since it uses less digits than its factorization.

102227564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25556895 (or 25556893 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 102227564 is about 10110.7647584147. The cubic root of 102227564 is about 467.5800833192.

Adding to 102227564 its reverse (465722201), we get a palindrome (567949765).

The spelling of 102227564 in words is "one hundred two million, two hundred twenty-seven thousand, five hundred sixty-four".