126489398 has 8 divisors (see below), whose sum is σ = 216838992. Its totient is φ = 54209736.

The previous prime is 126489383. The next prime is 126489413. The reversal of 126489398 is 893984621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126489383) and next prime (126489413).

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

It is a Curzon number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4517465 + ... + 4517492.

It is an arithmetic number, because the mean of its divisors is an integer number (27104874).

Almost surely, 2^126489398 is an apocalyptic number.

126489398 is a deficient number, since it is larger than the sum of its proper divisors (90349594).

126489398 is an equidigital number, since it uses as much as digits as its factorization.

126489398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9034966.

The product of its digits is 746496, while the sum is 50.

The square root of 126489398 is about 11246.7505529375. The cubic root of 126489398 is about 501.9780284876.

The spelling of 126489398 in words is "one hundred twenty-six million, four hundred eighty-nine thousand, three hundred ninety-eight".