126497976 has 128 divisors (see below), whose sum is σ = 365783040. Its totient is φ = 36080000.

The previous prime is 126497951. The next prime is 126497981. The reversal of 126497976 is 679794621.

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, 503851 + ... + 504101.

It is an arithmetic number, because the mean of its divisors is an integer number (2857680).

Almost surely, 2^126497976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126497976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182891520).

126497976 is an abundant number, since it is smaller than the sum of its proper divisors (239285064).

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

126497976 is a wasteful number, since it uses less digits than its factorization.

126497976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 373 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 51.

The square root of 126497976 is about 11247.1319010670. The cubic root of 126497976 is about 501.9893756052.

The spelling of 126497976 in words is "one hundred twenty-six million, four hundred ninety-seven thousand, nine hundred seventy-six".