126447078 has 16 divisors (see below), whose sum is σ = 261052416. Its totient is φ = 40789320.

The previous prime is 126447059. The next prime is 126447121. The reversal of 126447078 is 870744621.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339726 + ... + 340097.

It is an arithmetic number, because the mean of its divisors is an integer number (16315776).

Almost surely, 2^126447078 is an apocalyptic number.

126447078 is an abundant number, since it is smaller than the sum of its proper divisors (134605338).

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

126447078 is a wasteful number, since it uses less digits than its factorization.

126447078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679859.

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 126447078 is about 11244.8689632205. The cubic root of 126447078 is about 501.9220393952.

The spelling of 126447078 in words is "one hundred twenty-six million, four hundred forty-seven thousand, seventy-eight".