874855047 has 48 divisors (see below), whose sum is σ = 1342746720. Its totient is φ = 505739520.

The previous prime is 874855043. The next prime is 874855087. The reversal of 874855047 is 740558478.

It is not a de Polignac number, because 874855047 - 2² = 874855043 is a prime.

It is a super-2 number, since 2×874855047² = 1530742706522744418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 874854987 and 874855005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874855043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 711229 + ... + 712457.

It is an arithmetic number, because the mean of its divisors is an integer number (27973890).

Almost surely, 2^874855047 is an apocalyptic number.

874855047 is a deficient number, since it is larger than the sum of its proper divisors (467891673).

874855047 is a wasteful number, since it uses less digits than its factorization.

874855047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 48.

The square root of 874855047 is about 29577.9486611225. The cubic root of 874855047 is about 956.4127722573.

The spelling of 874855047 in words is "eight hundred seventy-four million, eight hundred fifty-five thousand, forty-seven".