875339491 has 4 divisors (see below), whose sum is σ = 942673312. Its totient is φ = 808005672.

The previous prime is 875339483. The next prime is 875339533. The reversal of 875339491 is 194933578.

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

It is a cyclic number.

It is not a de Polignac number, because 875339491 - 2³ = 875339483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (875339431) 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, 33666891 + ... + 33666916.

It is an arithmetic number, because the mean of its divisors is an integer number (235668328).

Almost surely, 2^875339491 is an apocalyptic number.

875339491 is a deficient number, since it is larger than the sum of its proper divisors (67333821).

875339491 is a wasteful number, since it uses less digits than its factorization.

875339491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67333820.

The product of its digits is 816480, while the sum is 49.

The square root of 875339491 is about 29586.1368042534. The cubic root of 875339491 is about 956.5892749954.

The spelling of 875339491 in words is "eight hundred seventy-five million, three hundred thirty-nine thousand, four hundred ninety-one".