126628395 has 32 divisors (see below), whose sum is σ = 208008000. Its totient is φ = 65754624.

The previous prime is 126628391. The next prime is 126628441. The reversal of 126628395 is 593826621.

It is not a de Polignac number, because 126628395 - 2² = 126628391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126628391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117921 + ... + 118989.

It is an arithmetic number, because the mean of its divisors is an integer number (6500250).

Almost surely, 2^126628395 is an apocalyptic number.

126628395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126628395 is a deficient number, since it is larger than the sum of its proper divisors (81379605).

126628395 is a wasteful number, since it uses less digits than its factorization.

126628395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279.

The product of its digits is 155520, while the sum is 42.

The square root of 126628395 is about 11252.9282855619. The cubic root of 126628395 is about 502.1618328199.

The spelling of 126628395 in words is "one hundred twenty-six million, six hundred twenty-eight thousand, three hundred ninety-five".