854615442 has 32 divisors (see below), whose sum is σ = 1781714880. Its totient is φ = 272941760.

The previous prime is 854615441. The next prime is 854615467. The reversal of 854615442 is 244516458.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 854615442.

It is not an unprimeable number, because it can be changed into a prime (854615441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4048 + ... + 41540.

It is an arithmetic number, because the mean of its divisors is an integer number (55678590).

Almost surely, 2^854615442 is an apocalyptic number.

854615442 is an abundant number, since it is smaller than the sum of its proper divisors (927099438).

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

854615442 is a wasteful number, since it uses less digits than its factorization.

854615442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37658.

The product of its digits is 153600, while the sum is 39.

The square root of 854615442 is about 29233.8064917999. The cubic root of 854615442 is about 948.9796772097.

The spelling of 854615442 in words is "eight hundred fifty-four million, six hundred fifteen thousand, four hundred forty-two".