126472646 has 16 divisors (see below), whose sum is σ = 193742064. Its totient is φ = 61905024.

The previous prime is 126472631. The next prime is 126472667. The reversal of 126472646 is 646274621.

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, 16841 + ... + 23163.

It is an arithmetic number, because the mean of its divisors is an integer number (12108879).

Almost surely, 2^126472646 is an apocalyptic number.

126472646 is a deficient number, since it is larger than the sum of its proper divisors (67269418).

126472646 is a wasteful number, since it uses less digits than its factorization.

126472646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6535.

The product of its digits is 96768, while the sum is 38.

The square root of 126472646 is about 11246.0057798313. The cubic root of 126472646 is about 501.9558671911.

The spelling of 126472646 in words is "one hundred twenty-six million, four hundred seventy-two thousand, six hundred forty-six".