76321633 has 4 divisors (see below), whose sum is σ = 77615280. Its totient is φ = 75027988.

The previous prime is 76321631. The next prime is 76321711. The reversal of 76321633 is 33612367.

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: 33612367 = 79 ⋅425473.

It is a cyclic number.

It is not a de Polignac number, because 76321633 - 2¹ = 76321631 is a prime.

It is a super-3 number, since 3×76321633³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76321595 and 76321604.

It is not an unprimeable number, because it can be changed into a prime (76321631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646735 + ... + 646852.

It is an arithmetic number, because the mean of its divisors is an integer number (19403820).

Almost surely, 2^76321633 is an apocalyptic number.

It is an amenable number.

76321633 is a deficient number, since it is larger than the sum of its proper divisors (1293647).

76321633 is a wasteful number, since it uses less digits than its factorization.

76321633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293646.

The product of its digits is 13608, while the sum is 31.

The square root of 76321633 is about 8736.2253290537. The cubic root of 76321633 is about 424.1790528473.

The spelling of 76321633 in words is "seventy-six million, three hundred twenty-one thousand, six hundred thirty-three".