126629444 has 12 divisors (see below), whose sum is σ = 231236544. Its totient is φ = 60561864.

The previous prime is 126629441. The next prime is 126629479. The reversal of 126629444 is 444926621.

It is a junction number, because it is equal to n+sod(n) for n = 126629398 and 126629407.

It is not an unprimeable number, because it can be changed into a prime (126629441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688112 + ... + 688295.

It is an arithmetic number, because the mean of its divisors is an integer number (19269712).

Almost surely, 2^126629444 is an apocalyptic number.

It is an amenable number.

126629444 is a deficient number, since it is larger than the sum of its proper divisors (104607100).

126629444 is a wasteful number, since it uses less digits than its factorization.

126629444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376434 (or 1376432 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 126629444 is about 11252.9748955554. The cubic root of 126629444 is about 502.1632194660.

The spelling of 126629444 in words is "one hundred twenty-six million, six hundred twenty-nine thousand, four hundred forty-four".