126572994 has 48 divisors (see below), whose sum is σ = 290347200. Its totient is φ = 39781728.

The previous prime is 126572993. The next prime is 126573011. The reversal of 126572994 is 499275621.

It is not an unprimeable number, because it can be changed into a prime (126572993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19627 + ... + 25265.

It is an arithmetic number, because the mean of its divisors is an integer number (6048900).

Almost surely, 2^126572994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126572994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145173600).

126572994 is an abundant number, since it is smaller than the sum of its proper divisors (163774206).

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

126572994 is a wasteful number, since it uses less digits than its factorization.

126572994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5719 (or 5716 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 126572994 is about 11250.4663903324. The cubic root of 126572994 is about 502.0885887794.

It can be divided in two parts, 12657 and 2994, that added together give a palindrome (15651).

The spelling of 126572994 in words is "one hundred twenty-six million, five hundred seventy-two thousand, nine hundred ninety-four".