126342634 has 24 divisors (see below), whose sum is σ = 217375200. Its totient is φ = 54929160.

The previous prime is 126342553. The next prime is 126342641. The reversal of 126342634 is 436243621.

It is a super-2 number, since 2×126342634² = 31924922332115912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126342596 and 126342605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5784 + ... + 16915.

It is an arithmetic number, because the mean of its divisors is an integer number (9057300).

Almost surely, 2^126342634 is an apocalyptic number.

126342634 is a deficient number, since it is larger than the sum of its proper divisors (91032566).

126342634 is a wasteful number, since it uses less digits than its factorization.

126342634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22746 (or 22735 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 126342634 is about 11240.2239301537. The cubic root of 126342634 is about 501.7838071627.

The spelling of 126342634 in words is "one hundred twenty-six million, three hundred forty-two thousand, six hundred thirty-four".