126545222 has 8 divisors (see below), whose sum is σ = 190011216. Its totient is φ = 63208152.

The previous prime is 126545207. The next prime is 126545227. The reversal of 126545222 is 222545621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×126545222² = 32027386422058568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126545227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29738 + ... + 33725.

It is an arithmetic number, because the mean of its divisors is an integer number (23751402).

Almost surely, 2^126545222 is an apocalyptic number.

126545222 is a deficient number, since it is larger than the sum of its proper divisors (63465994).

126545222 is an equidigital number, since it uses as much as digits as its factorization.

126545222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64462.

The product of its digits is 9600, while the sum is 29.

The square root of 126545222 is about 11249.2320626788. The cubic root of 126545222 is about 502.0518641885.

The spelling of 126545222 in words is "one hundred twenty-six million, five hundred forty-five thousand, two hundred twenty-two".