855650428 has 12 divisors (see below), whose sum is σ = 1498845040. Its totient is φ = 427408992.

The previous prime is 855650417. The next prime is 855650429. The reversal of 855650428 is 824056558.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855650429) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 99408 + ... + 107671.

Almost surely, 2^855650428 is an apocalyptic number.

It is an amenable number.

855650428 is a deficient number, since it is larger than the sum of its proper divisors (643194612).

855650428 is a wasteful number, since it uses less digits than its factorization.

855650428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208116 (or 208114 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 43.

The square root of 855650428 is about 29251.5030041193. The cubic root of 855650428 is about 949.3626114149.

The spelling of 855650428 in words is "eight hundred fifty-five million, six hundred fifty thousand, four hundred twenty-eight".