873631027 has 4 divisors (see below), whose sum is σ = 873704920. Its totient is φ = 873557136.

The previous prime is 873630991. The next prime is 873631063. The reversal of 873631027 is 720136378.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (873630991) and next prime (873631063).

It is a 4-Lehmer number, since φ(873631027) divides (873631027-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 873631027 - 2¹⁹ = 873106739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873631067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14778 + ... + 44335.

It is an arithmetic number, because the mean of its divisors is an integer number (218426230).

It is a Poulet number, since it divides 2^873631026-1.

Almost surely, 2^873631027 is an apocalyptic number.

873631027 is the 14779-th decagonal number.

873631027 is a deficient number, since it is larger than the sum of its proper divisors (73893).

873631027 is a wasteful number, since it uses less digits than its factorization.

873631027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73892.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 873631027 is about 29557.2499904846. The cubic root of 873631027 is about 955.9665212829.

The spelling of 873631027 in words is "eight hundred seventy-three million, six hundred thirty-one thousand, twenty-seven".