126951628 has 24 divisors (see below), whose sum is σ = 232227072. Its totient is φ = 60610704.

The previous prime is 126951611. The next prime is 126951641. The reversal of 126951628 is 826159621.

It is a super-2 number, since 2×126951628² = 32233431703700768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88251 + ... + 89677.

It is an arithmetic number, because the mean of its divisors is an integer number (9676128).

Almost surely, 2^126951628 is an apocalyptic number.

It is an amenable number.

126951628 is a deficient number, since it is larger than the sum of its proper divisors (105275444).

126951628 is a wasteful number, since it uses less digits than its factorization.

126951628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421 (or 2419 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 126951628 is about 11267.2813047336. The cubic root of 126951628 is about 502.5887443405.

The spelling of 126951628 in words is "one hundred twenty-six million, nine hundred fifty-one thousand, six hundred twenty-eight".