73276647 has 8 divisors (see below), whose sum is σ = 103449456. Its totient is φ = 45977472.

The previous prime is 73276639. The next prime is 73276669. The reversal of 73276647 is 74667237.

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

It is not a de Polignac number, because 73276647 - 2³ = 73276639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73276599 and 73276608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73276447) 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, 718348 + ... + 718449.

It is an arithmetic number, because the mean of its divisors is an integer number (12931182).

Almost surely, 2^73276647 is an apocalyptic number.

73276647 is a deficient number, since it is larger than the sum of its proper divisors (30172809).

73276647 is a wasteful number, since it uses less digits than its factorization.

73276647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436817.

The product of its digits is 296352, while the sum is 42.

The square root of 73276647 is about 8560.1779771217. The cubic root of 73276647 is about 418.4612000816.

The spelling of 73276647 in words is "seventy-three million, two hundred seventy-six thousand, six hundred forty-seven".