126222374 has 4 divisors (see below), whose sum is σ = 189333564. Its totient is φ = 63111186.

The previous prime is 126222373. The next prime is 126222409. The reversal of 126222374 is 473222621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 473222621 = 19753 ⋅23957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126222373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31555592 + ... + 31555595.

It is an arithmetic number, because the mean of its divisors is an integer number (47333391).

Almost surely, 2^126222374 is an apocalyptic number.

126222374 is a deficient number, since it is larger than the sum of its proper divisors (63111190).

126222374 is an equidigital number, since it uses as much as digits as its factorization.

126222374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63111189.

The product of its digits is 8064, while the sum is 29.

The square root of 126222374 is about 11234.8731189987. The cubic root of 126222374 is about 501.6245479712.

Adding to 126222374 its reverse (473222621), we get a palindrome (599444995).

The spelling of 126222374 in words is "one hundred twenty-six million, two hundred twenty-two thousand, three hundred seventy-four".