127394646 has 8 divisors (see below), whose sum is σ = 254789304. Its totient is φ = 42464880.

The previous prime is 127394627. The next prime is 127394693. The reversal of 127394646 is 646493721.

It is a sphenic number, since it is the product of 3 distinct primes.

127394646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 127394598 and 127394607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10616215 + ... + 10616226.

It is an arithmetic number, because the mean of its divisors is an integer number (31848663).

Almost surely, 2^127394646 is an apocalyptic number.

127394646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127394646 is a wasteful number, since it uses less digits than its factorization.

127394646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21232446.

The product of its digits is 217728, while the sum is 42.

The square root of 127394646 is about 11286.9236729943. The cubic root of 127394646 is about 503.1726868680.

The spelling of 127394646 in words is "one hundred twenty-seven million, three hundred ninety-four thousand, six hundred forty-six".