872846101 has 4 divisors (see below), whose sum is σ = 873530892. Its totient is φ = 872161312.

The previous prime is 872846083. The next prime is 872846119. The reversal of 872846101 is 101648278.

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

It is an interprime number because it is at equal distance from previous prime (872846083) and next prime (872846119).

It can be written as a sum of positive squares in 2 ways, for example, as 244140625 + 628705476 = 15625^2 + 25074^2 .

It is a cyclic number.

It is not a de Polignac number, because 872846101 - 2¹³ = 872837909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872846701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340480 + ... + 343033.

It is an arithmetic number, because the mean of its divisors is an integer number (218382723).

Almost surely, 2^872846101 is an apocalyptic number.

It is an amenable number.

872846101 is a deficient number, since it is larger than the sum of its proper divisors (684791).

872846101 is a wasteful number, since it uses less digits than its factorization.

872846101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684790.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 872846101 is about 29543.9689446086. The cubic root of 872846101 is about 955.6801350048.

The spelling of 872846101 in words is "eight hundred seventy-two million, eight hundred forty-six thousand, one hundred one".