102426726 has 32 divisors (see below), whose sum is σ = 208290528. Its totient is φ = 33574400.

The previous prime is 102426721. The next prime is 102426749. The reversal of 102426726 is 627624201.

It is a junction number, because it is equal to n+sod(n) for n = 102426693 and 102426702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102426721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 104350 + ... + 105326.

It is an arithmetic number, because the mean of its divisors is an integer number (6509079).

Almost surely, 2^102426726 is an apocalyptic number.

102426726 is an abundant number, since it is smaller than the sum of its proper divisors (105863802).

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

102426726 is a wasteful number, since it uses less digits than its factorization.

102426726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 102426726 is about 10120.6089737723. The cubic root of 102426726 is about 467.8835362913.

The spelling of 102426726 in words is "one hundred two million, four hundred twenty-six thousand, seven hundred twenty-six".