126966630 has 32 divisors (see below), whose sum is σ = 348251904. Its totient is φ = 29020896.

The previous prime is 126966629. The next prime is 126966661. The reversal of 126966630 is 36669621.

It is a happy number.

It is a super-2 number, since 2×126966630² = 32241050267113800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302092 + ... + 302511.

It is an arithmetic number, because the mean of its divisors is an integer number (10882872).

Almost surely, 2^126966630 is an apocalyptic number.

126966630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126966630 is an abundant number, since it is smaller than the sum of its proper divisors (221285274).

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

126966630 is a wasteful number, since it uses less digits than its factorization.

126966630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604620.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 126966630 is about 11267.9470179798. The cubic root of 126966630 is about 502.6085406978.

The spelling of 126966630 in words is "one hundred twenty-six million, nine hundred sixty-six thousand, six hundred thirty".