126696398 has 8 divisors (see below), whose sum is σ = 190168392. Its totient is φ = 63306936.

The previous prime is 126696373. The next prime is 126696403. The reversal of 126696398 is 893696621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16640 + ... + 23027.

It is an arithmetic number, because the mean of its divisors is an integer number (23771049).

Almost surely, 2^126696398 is an apocalyptic number.

126696398 is a deficient number, since it is larger than the sum of its proper divisors (63471994).

126696398 is a wasteful number, since it uses less digits than its factorization.

126696398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41266.

The product of its digits is 839808, while the sum is 50.

The square root of 126696398 is about 11255.9494490691. The cubic root of 126696398 is about 502.2517083965.

The spelling of 126696398 in words is "one hundred twenty-six million, six hundred ninety-six thousand, three hundred ninety-eight".