102045426 has 16 divisors (see below), whose sum is σ = 233246784. Its totient is φ = 29155824.

The previous prime is 102045401. The next prime is 102045443. The reversal of 102045426 is 624540201.

It is a junction number, because it is equal to n+sod(n) for n = 102045396 and 102045405.

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, 1214785 + ... + 1214868.

It is an arithmetic number, because the mean of its divisors is an integer number (14577924).

Almost surely, 2^102045426 is an apocalyptic number.

102045426 is an abundant number, since it is smaller than the sum of its proper divisors (131201358).

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

102045426 is a wasteful number, since it uses less digits than its factorization.

102045426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429665.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 102045426 is about 10101.7536101412. The cubic root of 102045426 is about 467.3022237194.

Adding to 102045426 its reverse (624540201), we get a palindrome (726585627).

The spelling of 102045426 in words is "one hundred two million, forty-five thousand, four hundred twenty-six".