126484290 has 48 divisors (see below), whose sum is σ = 331796088. Its totient is φ = 33427968.

The previous prime is 126484249. The next prime is 126484321. The reversal of 126484290 is 92484621.

126484290 is a `hidden beast` number, since 1 + 2 + 648 + 4 + 2 + 9 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 27342441 + 99141849 = 5229^2 + 9957^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3952 + ... + 16388.

Almost surely, 2^126484290 is an apocalyptic number.

126484290 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 126484290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165898044).

126484290 is an abundant number, since it is smaller than the sum of its proper divisors (205311798).

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

126484290 is a wasteful number, since it uses less digits than its factorization.

126484290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12563 (or 12560 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 126484290 is about 11246.5234628306. The cubic root of 126484290 is about 501.9712712987.

It can be divided in two parts, 126 and 484290, that added together give a square (484416 = 696²).

The spelling of 126484290 in words is "one hundred twenty-six million, four hundred eighty-four thousand, two hundred ninety".