102620226 has 16 divisors (see below), whose sum is σ = 205374528. Its totient is φ = 34184400.

The previous prime is 102620209. The next prime is 102620251. The reversal of 102620226 is 622026201.

It is a super-3 number, since 3×102620226³ (a number of 25 digits) contains 333 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 7 ways as a sum of consecutive naturals, for example, 6316 + ... + 15656.

It is an arithmetic number, because the mean of its divisors is an integer number (12835908).

Almost surely, 2^102620226 is an apocalyptic number.

102620226 is an abundant number, since it is smaller than the sum of its proper divisors (102754302).

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

102620226 is a wasteful number, since it uses less digits than its factorization.

102620226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11177.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 102620226 is about 10130.1641645138. The cubic root of 102620226 is about 468.1779858480.

Adding to 102620226 its reverse (622026201), we get a palindrome (724646427).

The spelling of 102620226 in words is "one hundred two million, six hundred twenty thousand, two hundred twenty-six".