126671952 has 160 divisors (see below), whose sum is σ = 377118720. Its totient is φ = 36288000.

The previous prime is 126671939. The next prime is 126671969. The reversal of 126671952 is 259176621.

It is a self number, because there is not a number n which added to its sum of digits gives 126671952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1162074 + ... + 1162182.

It is an arithmetic number, because the mean of its divisors is an integer number (2356992).

Almost surely, 2^126671952 is an apocalyptic number.

126671952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126671952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188559360).

126671952 is an abundant number, since it is smaller than the sum of its proper divisors (250446768).

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

126671952 is a wasteful number, since it uses less digits than its factorization.

126671952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 227 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 126671952 is about 11254.8634820685. The cubic root of 126671952 is about 502.2194032554.

The spelling of 126671952 in words is "one hundred twenty-six million, six hundred seventy-one thousand, nine hundred fifty-two".