868167373 has 4 divisors (see below), whose sum is σ = 919236060. Its totient is φ = 817098688.

The previous prime is 868167347. The next prime is 868167379. The reversal of 868167373 is 373761868.

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 541353289 + 326814084 = 23267^2 + 18078^2 .

It is a cyclic number.

It is not a de Polignac number, because 868167373 - 2¹³ = 868159181 is a prime.

It is a super-2 number, since 2×868167373² = 1507429175083442258, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868167379) 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, 25534318 + ... + 25534351.

It is an arithmetic number, because the mean of its divisors is an integer number (229809015).

Almost surely, 2^868167373 is an apocalyptic number.

It is an amenable number.

868167373 is a deficient number, since it is larger than the sum of its proper divisors (51068687).

868167373 is a wasteful number, since it uses less digits than its factorization.

868167373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51068686.

The product of its digits is 1016064, while the sum is 49.

The square root of 868167373 is about 29464.6800932914. The cubic root of 868167373 is about 953.9694933893.

The spelling of 868167373 in words is "eight hundred sixty-eight million, one hundred sixty-seven thousand, three hundred seventy-three".