126199456 has 24 divisors (see below), whose sum is σ = 248742144. Its totient is φ = 63026880.

The previous prime is 126199427. The next prime is 126199457. The reversal of 126199456 is 654991621.

It is not an unprimeable number, because it can be changed into a prime (126199457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35521 + ... + 38911.

It is an arithmetic number, because the mean of its divisors is an integer number (10364256).

Almost surely, 2^126199456 is an apocalyptic number.

126199456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126199456 is a deficient number, since it is larger than the sum of its proper divisors (122542688).

126199456 is a wasteful number, since it uses less digits than its factorization.

126199456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564 (or 4556 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 126199456 is about 11233.8531234835. The cubic root of 126199456 is about 501.5941864041.

The spelling of 126199456 in words is "one hundred twenty-six million, one hundred ninety-nine thousand, four hundred fifty-six".