126354772 has 6 divisors (see below), whose sum is σ = 221120858. Its totient is φ = 63177384.

The previous prime is 126354757. The next prime is 126354773. The reversal of 126354772 is 277453621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 121969936 + 4384836 = 11044^2 + 2094^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126354773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15794343 + ... + 15794350.

Almost surely, 2^126354772 is an apocalyptic number.

It is an amenable number.

126354772 is a deficient number, since it is larger than the sum of its proper divisors (94766086).

126354772 is a wasteful number, since it uses less digits than its factorization.

126354772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31588697 (or 31588695 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 126354772 is about 11240.7638530484. The cubic root of 126354772 is about 501.7998757866.

The spelling of 126354772 in words is "one hundred twenty-six million, three hundred fifty-four thousand, seven hundred seventy-two".