126490572 has 120 divisors (see below), whose sum is σ = 362854800. Its totient is φ = 38185344.

The previous prime is 126490561. The next prime is 126490577. The reversal of 126490572 is 275094621.

126490572 is a `hidden beast` number, since 1 + 2 + 649 + 0 + 5 + 7 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (126490577) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 248254 + ... + 248762.

It is an arithmetic number, because the mean of its divisors is an integer number (3023790).

Almost surely, 2^126490572 is an apocalyptic number.

126490572 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 126490572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181427400).

126490572 is an abundant number, since it is smaller than the sum of its proper divisors (236364228).

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

126490572 is a wasteful number, since it uses less digits than its factorization.

126490572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 126490572 is about 11246.8027456695. The cubic root of 126490572 is about 501.9795815042.

The spelling of 126490572 in words is "one hundred twenty-six million, four hundred ninety thousand, five hundred seventy-two".