427884854 has 4 divisors (see below), whose sum is σ = 641827284. Its totient is φ = 213942426.

The previous prime is 427884811. The next prime is 427884859. The reversal of 427884854 is 458488724.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427884859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106971212 + ... + 106971215.

It is an arithmetic number, because the mean of its divisors is an integer number (160456821).

Almost surely, 2^427884854 is an apocalyptic number.

427884854 is a deficient number, since it is larger than the sum of its proper divisors (213942430).

427884854 is a wasteful number, since it uses less digits than its factorization.

427884854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213942429.

The product of its digits is 2293760, while the sum is 50.

The square root of 427884854 is about 20685.3777823853. The cubic root of 427884854 is about 753.5446161665.

The spelling of 427884854 in words is "four hundred twenty-seven million, eight hundred eighty-four thousand, eight hundred fifty-four".