126022418 has 4 divisors (see below), whose sum is σ = 189033630. Its totient is φ = 63011208.

The previous prime is 126022387. The next prime is 126022423. The reversal of 126022418 is 814220621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 123721129 + 2301289 = 11123^2 + 1517^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31505603 + ... + 31505606.

Almost surely, 2^126022418 is an apocalyptic number.

126022418 is a deficient number, since it is larger than the sum of its proper divisors (63011212).

126022418 is an equidigital number, since it uses as much as digits as its factorization.

126022418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63011211.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 126022418 is about 11225.9706929958. The cubic root of 126022418 is about 501.3595240384.

The spelling of 126022418 in words is "one hundred twenty-six million, twenty-two thousand, four hundred eighteen".