126440298 has 32 divisors (see below), whose sum is σ = 286286400. Its totient is φ = 41350608.

The previous prime is 126440267. The next prime is 126440299. The reversal of 126440298 is 892044621.

126440298 is a `hidden beast` number, since 1 + 2 + 644 + 0 + 2 + 9 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (126440299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19228 + ... + 24951.

It is an arithmetic number, because the mean of its divisors is an integer number (8946450).

Almost surely, 2^126440298 is an apocalyptic number.

126440298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

126440298 is an abundant number, since it is smaller than the sum of its proper divisors (159846102).

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

126440298 is a wasteful number, since it uses less digits than its factorization.

126440298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44243 (or 44237 counting only the distinct ones).

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

The square root of 126440298 is about 11244.5674883474. The cubic root of 126440298 is about 501.9130683371.

The spelling of 126440298 in words is "one hundred twenty-six million, four hundred forty thousand, two hundred ninety-eight".