76220733 has 4 divisors (see below), whose sum is σ = 101627648. Its totient is φ = 50813820.

The previous prime is 76220719. The next prime is 76220759. The reversal of 76220733 is 33702267.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33702267 = 3 ⋅11234089.

It is not a de Polignac number, because 76220733 - 2⁴ = 76220717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76220733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76220773) 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, 12703453 + ... + 12703458.

It is an arithmetic number, because the mean of its divisors is an integer number (25406912).

Almost surely, 2^76220733 is an apocalyptic number.

It is an amenable number.

76220733 is a deficient number, since it is larger than the sum of its proper divisors (25406915).

76220733 is a wasteful number, since it uses less digits than its factorization.

76220733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25406914.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 76220733 is about 8730.4486139030. The cubic root of 76220733 is about 423.9920436534.

The spelling of 76220733 in words is "seventy-six million, two hundred twenty thousand, seven hundred thirty-three".