126242526 has 32 divisors (see below), whose sum is σ = 261255456. Its totient is φ = 40640000.

The previous prime is 126242503. The next prime is 126242533. The reversal of 126242526 is 625242621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 126242493 and 126242502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22306 + ... + 27386.

It is an arithmetic number, because the mean of its divisors is an integer number (8164233).

Almost surely, 2^126242526 is an apocalyptic number.

126242526 is an abundant number, since it is smaller than the sum of its proper divisors (135012930).

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

126242526 is a wasteful number, since it uses less digits than its factorization.

126242526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5228.

The product of its digits is 11520, while the sum is 30.

The square root of 126242526 is about 11235.7699335649. The cubic root of 126242526 is about 501.6512421292.

The spelling of 126242526 in words is "one hundred twenty-six million, two hundred forty-two thousand, five hundred twenty-six".