73910073 has 4 divisors (see below), whose sum is σ = 98546768. Its totient is φ = 49273380.

The previous prime is 73910071. The next prime is 73910099. The reversal of 73910073 is 37001937.

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.

It is not a de Polignac number, because 73910073 - 2¹ = 73910071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73910073.

It is not an unprimeable number, because it can be changed into a prime (73910071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12318343 + ... + 12318348.

It is an arithmetic number, because the mean of its divisors is an integer number (24636692).

Almost surely, 2^73910073 is an apocalyptic number.

It is an amenable number.

73910073 is a deficient number, since it is larger than the sum of its proper divisors (24636695).

73910073 is a wasteful number, since it uses less digits than its factorization.

73910073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24636694.

The product of its (nonzero) digits is 3969, while the sum is 30.

The square root of 73910073 is about 8597.0967774011. The cubic root of 73910073 is about 419.6635116692.

The spelling of 73910073 in words is "seventy-three million, nine hundred ten thousand, seventy-three".