126502426 has 4 divisors (see below), whose sum is σ = 189753642. Its totient is φ = 63251212.

The previous prime is 126502421. The next prime is 126502433. The reversal of 126502426 is 624205621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 91680625 + 34821801 = 9575^2 + 5901^2 .

It is a junction number, because it is equal to n+sod(n) for n = 126502394 and 126502403.

It is not an unprimeable number, because it can be changed into a prime (126502421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31625605 + ... + 31625608.

Almost surely, 2^126502426 is an apocalyptic number.

126502426 is a deficient number, since it is larger than the sum of its proper divisors (63251216).

126502426 is an equidigital number, since it uses as much as digits as its factorization.

126502426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63251215.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 126502426 is about 11247.3297275398. The cubic root of 126502426 is about 501.9952619352.

The spelling of 126502426 in words is "one hundred twenty-six million, five hundred two thousand, four hundred twenty-six".