73699979 has 8 divisors (see below), whose sum is σ = 75780672. Its totient is φ = 71636040.

The previous prime is 73699973. The next prime is 73699999. The reversal of 73699979 is 97999637.

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 73699979 - 2⁴ = 73699963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73699973) 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, 5012 + ... + 13134.

It is an arithmetic number, because the mean of its divisors is an integer number (9472584).

Almost surely, 2^73699979 is an apocalyptic number.

73699979 is a deficient number, since it is larger than the sum of its proper divisors (2080693).

73699979 is a wasteful number, since it uses less digits than its factorization.

73699979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8377.

The product of its digits is 5786802, while the sum is 59.

The square root of 73699979 is about 8584.8691894519. The cubic root of 73699979 is about 419.2654943843.

The spelling of 73699979 in words is "seventy-three million, six hundred ninety-nine thousand, nine hundred seventy-nine".