76316231 has 4 divisors (see below), whose sum is σ = 79634352. Its totient is φ = 72998112.

The previous prime is 76316221. The next prime is 76316239. The reversal of 76316231 is 13261367.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13261367 = 7 ⋅1894481.

It is a cyclic number.

It is not a de Polignac number, because 76316231 - 2⁶ = 76316167 is a prime.

It is a super-3 number, since 3×76316231³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76316194 and 76316203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76316239) 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, 1659026 + ... + 1659071.

It is an arithmetic number, because the mean of its divisors is an integer number (19908588).

Almost surely, 2^76316231 is an apocalyptic number.

76316231 is a deficient number, since it is larger than the sum of its proper divisors (3318121).

76316231 is a wasteful number, since it uses less digits than its factorization.

76316231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318120.

The product of its digits is 4536, while the sum is 29.

The square root of 76316231 is about 8735.9161511544. The cubic root of 76316231 is about 424.1690448971.

Adding to 76316231 its reverse (13261367), we get a palindrome (89577598).

The spelling of 76316231 in words is "seventy-six million, three hundred sixteen thousand, two hundred thirty-one".