126744372 has 48 divisors (see below), whose sum is σ = 333244800. Its totient is φ = 41650560.

The previous prime is 126744347. The next prime is 126744391. The reversal of 126744372 is 273447621.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597 + ... + 15932.

It is an arithmetic number, because the mean of its divisors is an integer number (6942600).

Almost surely, 2^126744372 is an apocalyptic number.

126744372 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 126744372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166622400).

126744372 is an abundant number, since it is smaller than the sum of its proper divisors (206500428).

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

126744372 is a wasteful number, since it uses less digits than its factorization.

126744372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16613 (or 16605 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 126744372 is about 11258.0802981681. The cubic root of 126744372 is about 502.3150934736.

The spelling of 126744372 in words is "one hundred twenty-six million, seven hundred forty-four thousand, three hundred seventy-two".