73679478 has 16 divisors (see below), whose sum is σ = 147521520. Its totient is φ = 24532736.

The previous prime is 73679477. The next prime is 73679483. The reversal of 73679478 is 87497637.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 73679478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73679471) 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 7 ways as a sum of consecutive naturals, for example, 423 + ... + 12146.

It is an arithmetic number, because the mean of its divisors is an integer number (9220095).

Almost surely, 2^73679478 is an apocalyptic number.

73679478 is an abundant number, since it is smaller than the sum of its proper divisors (73842042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73679478 is a wasteful number, since it uses less digits than its factorization.

73679478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13551.

The product of its digits is 1778112, while the sum is 51.

The square root of 73679478 is about 8583.6750870475. The cubic root of 73679478 is about 419.2266153184.

The spelling of 73679478 in words is "seventy-three million, six hundred seventy-nine thousand, four hundred seventy-eight".