855341478 has 16 divisors (see below), whose sum is σ = 1900758960. Its totient is φ = 285113808.

The previous prime is 855341471. The next prime is 855341483. The reversal of 855341478 is 874143558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855341471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7919775 + ... + 7919882.

It is an arithmetic number, because the mean of its divisors is an integer number (118797435).

Almost surely, 2^855341478 is an apocalyptic number.

855341478 is an abundant number, since it is smaller than the sum of its proper divisors (1045417482).

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

855341478 is a wasteful number, since it uses less digits than its factorization.

855341478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15839668 (or 15839662 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 855341478 is about 29246.2216021147. The cubic root of 855341478 is about 949.2483354296.

The spelling of 855341478 in words is "eight hundred fifty-five million, three hundred forty-one thousand, four hundred seventy-eight".