126342446 has 8 divisors (see below), whose sum is σ = 189749784. Its totient is φ = 63092520.

The previous prime is 126342431. The next prime is 126342449. The reversal of 126342446 is 644243621.

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

It is a super-2 number, since 2×126342446² = 31924827322525832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126342449) 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, 37325 + ... + 40568.

It is an arithmetic number, because the mean of its divisors is an integer number (23718723).

Almost surely, 2^126342446 is an apocalyptic number.

126342446 is a deficient number, since it is larger than the sum of its proper divisors (63407338).

126342446 is an equidigital number, since it uses as much as digits as its factorization.

126342446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78706.

The product of its digits is 27648, while the sum is 32.

The square root of 126342446 is about 11240.2155673279. The cubic root of 126342446 is about 501.7835582749.

The spelling of 126342446 in words is "one hundred twenty-six million, three hundred forty-two thousand, four hundred forty-six".