102622272 has 28 divisors (see below), whose sum is σ = 271521936. Its totient is φ = 34207360.

The previous prime is 102622259. The next prime is 102622283. The reversal of 102622272 is 272226201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267054 + ... + 267437.

It is an arithmetic number, because the mean of its divisors is an integer number (9697212).

Almost surely, 2^102622272 is an apocalyptic number.

102622272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102622272 is an abundant number, since it is smaller than the sum of its proper divisors (168899664).

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

102622272 is an equidigital number, since it uses as much as digits as its factorization.

102622272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534506 (or 534496 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 102622272 is about 10130.2651495408. The cubic root of 102622272 is about 468.1810972742.

Adding to 102622272 its reverse (272226201), we get a palindrome (374848473).

The spelling of 102622272 in words is "one hundred two million, six hundred twenty-two thousand, two hundred seventy-two".