102620270 has 32 divisors (see below), whose sum is σ = 195177600. Its totient is φ = 38784256.

The previous prime is 102620267. The next prime is 102620281. The reversal of 102620270 is 72026201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9866 + ... + 17394.

It is an arithmetic number, because the mean of its divisors is an integer number (6099300).

Almost surely, 2^102620270 is an apocalyptic number.

102620270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102620270 is a deficient number, since it is larger than the sum of its proper divisors (92557330).

102620270 is a wasteful number, since it uses less digits than its factorization.

102620270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7612.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 102620270 is about 10130.1663362454. The cubic root of 102620270 is about 468.1780527608.

Adding to 102620270 its reverse (72026201), we get a palindrome (174646471).

The spelling of 102620270 in words is "one hundred two million, six hundred twenty thousand, two hundred seventy".