126246340 has 24 divisors (see below), whose sum is σ = 289219392. Its totient is φ = 45907680.

The previous prime is 126246319. The next prime is 126246343. The reversal of 126246340 is 43642621.

It is a junction number, because it is equal to n+sod(n) for n = 126246299 and 126246308.

It is not an unprimeable number, because it can be changed into a prime (126246343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286704 + ... + 287143.

It is an arithmetic number, because the mean of its divisors is an integer number (12050808).

Almost surely, 2^126246340 is an apocalyptic number.

126246340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126246340 is an abundant number, since it is smaller than the sum of its proper divisors (162973052).

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

126246340 is a wasteful number, since it uses less digits than its factorization.

126246340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573867 (or 573865 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 126246340 is about 11235.9396580793. The cubic root of 126246340 is about 501.6562939888.

Adding to 126246340 its reverse (43642621), we get a palindrome (169888961).

The spelling of 126246340 in words is "one hundred twenty-six million, two hundred forty-six thousand, three hundred forty".