76133331 has 8 divisors (see below), whose sum is σ = 112790160. Its totient is φ = 50755536.

The previous prime is 76133329. The next prime is 76133333. The reversal of 76133331 is 13333167.

It is an interprime number because it is at equal distance from previous prime (76133329) and next prime (76133333).

It is not a de Polignac number, because 76133331 - 2¹ = 76133329 is a prime.

It is a super-2 number, since 2×76133331² = 11592568178311122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2819753 = 76133331 / (7 + 6 + 1 + 3 + 3 + 3 + 3 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 76133295 and 76133304.

It is not an unprimeable number, because it can be changed into a prime (76133333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409850 + ... + 1409903.

It is an arithmetic number, because the mean of its divisors is an integer number (14098770).

Almost surely, 2^76133331 is an apocalyptic number.

76133331 is a deficient number, since it is larger than the sum of its proper divisors (36656829).

76133331 is a wasteful number, since it uses less digits than its factorization.

76133331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819762 (or 2819756 counting only the distinct ones).

The product of its digits is 3402, while the sum is 27.

The square root of 76133331 is about 8725.4415934095. The cubic root of 76133331 is about 423.8299183591.

Adding to 76133331 its reverse (13333167), we get a palindrome (89466498).

The spelling of 76133331 in words is "seventy-six million, one hundred thirty-three thousand, three hundred thirty-one".