671463854 has 16 divisors (see below), whose sum is σ = 1051157520. Its totient is φ = 321283200.

The previous prime is 671463853. The next prime is 671463899. The reversal of 671463854 is 458364176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671463853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44672 + ... + 57779.

It is an arithmetic number, because the mean of its divisors is an integer number (65697345).

Almost surely, 2^671463854 is an apocalyptic number.

671463854 is a deficient number, since it is larger than the sum of its proper divisors (379693666).

671463854 is a wasteful number, since it uses less digits than its factorization.

671463854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102595.

The product of its digits is 483840, while the sum is 44.

The square root of 671463854 is about 25912.6195896903. The cubic root of 671463854 is about 875.6708233742.

The spelling of 671463854 in words is "six hundred seventy-one million, four hundred sixty-three thousand, eight hundred fifty-four".