102339458 has 16 divisors (see below), whose sum is σ = 166433400. Its totient is φ = 46914816.

The previous prime is 102339451. The next prime is 102339469. The reversal of 102339458 is 854933201.

It can be written as a sum of positive squares in 4 ways, for example, as 30547729 + 71791729 = 5527^2 + 8473^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102339451) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9335 + ... + 17082.

Almost surely, 2^102339458 is an apocalyptic number.

102339458 is a deficient number, since it is larger than the sum of its proper divisors (64093942).

102339458 is a wasteful number, since it uses less digits than its factorization.

102339458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26581.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 102339458 is about 10116.2966544087. The cubic root of 102339458 is about 467.7506189573.

It can be divided in two parts, 10233 and 9458, that added together give a palindrome (19691).

The spelling of 102339458 in words is "one hundred two million, three hundred thirty-nine thousand, four hundred fifty-eight".