76488645 has 8 divisors (see below), whose sum is σ = 122381856. Its totient is φ = 40793936.

The previous prime is 76488641. The next prime is 76488667. The reversal of 76488645 is 54688467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76488645 - 2² = 76488641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76488594 and 76488603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76488641) 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, 2549607 + ... + 2549636.

It is an arithmetic number, because the mean of its divisors is an integer number (15297732).

Almost surely, 2^76488645 is an apocalyptic number.

It is an amenable number.

76488645 is a deficient number, since it is larger than the sum of its proper divisors (45893211).

76488645 is a wasteful number, since it uses less digits than its factorization.

76488645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5099251.

The product of its digits is 1290240, while the sum is 48.

The square root of 76488645 is about 8745.7786960339. The cubic root of 76488645 is about 424.4882329032.

The spelling of 76488645 in words is "seventy-six million, four hundred eighty-eight thousand, six hundred forty-five".