127042628 has 12 divisors (see below), whose sum is σ = 222403692. Its totient is φ = 63498720.

The previous prime is 127042613. The next prime is 127042637. The reversal of 127042628 is 826240721.

It can be written as a sum of positive squares in 2 ways, for example, as 59013124 + 68029504 = 7682^2 + 8248^2 .

It is a super-2 number, since 2×127042628² = 32279658658292768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 127042594 and 127042603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18026 + ... + 24062.

It is an arithmetic number, because the mean of its divisors is an integer number (18533641).

Almost surely, 2^127042628 is an apocalyptic number.

It is an amenable number.

127042628 is a deficient number, since it is larger than the sum of its proper divisors (95361064).

127042628 is a wasteful number, since it uses less digits than its factorization.

127042628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302 (or 11300 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 127042628 is about 11271.3188225691. The cubic root of 127042628 is about 502.7088022789.

The spelling of 127042628 in words is "one hundred twenty-seven million, forty-two thousand, six hundred twenty-eight".