862041097 has 4 divisors (see below), whose sum is σ = 863157060. Its totient is φ = 860925136.

The previous prime is 862041091. The next prime is 862041101. The reversal of 862041097 is 790140268.

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

It can be written as a sum of positive squares in 2 ways, for example, as 349652601 + 512388496 = 18699^2 + 22636^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-862041097 is a prime.

It is a super-2 number, since 2×862041097² = 1486229705833926818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (862041091) 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, 556822 + ... + 558367.

It is an arithmetic number, because the mean of its divisors is an integer number (215789265).

Almost surely, 2^862041097 is an apocalyptic number.

It is an amenable number.

862041097 is a deficient number, since it is larger than the sum of its proper divisors (1115963).

862041097 is a wasteful number, since it uses less digits than its factorization.

862041097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115962.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 862041097 is about 29360.5363881520. The cubic root of 862041097 is about 951.7202798615.

The spelling of 862041097 in words is "eight hundred sixty-two million, forty-one thousand, ninety-seven".