126628597 has 16 divisors (see below), whose sum is σ = 141704640. Its totient is φ = 112451328.

The previous prime is 126628589. The next prime is 126628613. The reversal of 126628597 is 795826621.

It is not a de Polignac number, because 126628597 - 2³ = 126628589 is a prime.

It is a Duffinian number.

Its product of digits (362880) is a multiple of the sum of its prime divisors (1620).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126623597) 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, 98523 + ... + 99799.

It is an arithmetic number, because the mean of its divisors is an integer number (8856540).

Almost surely, 2^126628597 is an apocalyptic number.

126628597 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

126628597 is a deficient number, since it is larger than the sum of its proper divisors (15076043).

126628597 is a wasteful number, since it uses less digits than its factorization.

126628597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620.

The product of its digits is 362880, while the sum is 46.

The square root of 126628597 is about 11252.9372609999. The cubic root of 126628597 is about 502.1620998391.

The spelling of 126628597 in words is "one hundred twenty-six million, six hundred twenty-eight thousand, five hundred ninety-seven".