872634351 has 4 divisors (see below), whose sum is σ = 1163512472. Its totient is φ = 581756232.

The previous prime is 872634227. The next prime is 872634377. The reversal of 872634351 is 153436278.

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

It is not a de Polignac number, because 872634351 - 2¹⁰ = 872633327 is a prime.

It is a super-2 number, since 2×872634351² = 1522981421090382402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872634151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145439056 + ... + 145439061.

It is an arithmetic number, because the mean of its divisors is an integer number (290878118).

Almost surely, 2^872634351 is an apocalyptic number.

872634351 is a deficient number, since it is larger than the sum of its proper divisors (290878121).

872634351 is a wasteful number, since it uses less digits than its factorization.

872634351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290878120.

The product of its digits is 120960, while the sum is 39.

The square root of 872634351 is about 29540.3850855062. The cubic root of 872634351 is about 955.6028469869.

The spelling of 872634351 in words is "eight hundred seventy-two million, six hundred thirty-four thousand, three hundred fifty-one".