126849450 has 96 divisors (see below), whose sum is σ = 387225216. Its totient is φ = 26760960.

The previous prime is 126849421. The next prime is 126849487. The reversal of 126849450 is 54948621.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 126849399 and 126849408.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9004 + ... + 18296.

It is an arithmetic number, because the mean of its divisors is an integer number (4033596).

Almost surely, 2^126849450 is an apocalyptic number.

126849450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 126849450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193612608).

126849450 is an abundant number, since it is smaller than the sum of its proper divisors (260375766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126849450 is a wasteful number, since it uses less digits than its factorization.

126849450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9328 (or 9323 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 126849450 is about 11262.7461127382. The cubic root of 126849450 is about 502.4538706696.

The spelling of 126849450 in words is "one hundred twenty-six million, eight hundred forty-nine thousand, four hundred fifty".