73919361 has 4 divisors (see below), whose sum is σ = 98559152. Its totient is φ = 49279572.

The previous prime is 73919357. The next prime is 73919369. The reversal of 73919361 is 16391937.

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 73919361 - 2² = 73919357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73919369) 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, 12319891 + ... + 12319896.

It is an arithmetic number, because the mean of its divisors is an integer number (24639788).

Almost surely, 2^73919361 is an apocalyptic number.

It is an amenable number.

73919361 is a deficient number, since it is larger than the sum of its proper divisors (24639791).

73919361 is a wasteful number, since it uses less digits than its factorization.

73919361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24639790.

The product of its digits is 30618, while the sum is 39.

The square root of 73919361 is about 8597.6369427884. The cubic root of 73919361 is about 419.6810901096.

It can be divided in two parts, 7391936 and 1, that added together give a palindrome (7391937).

The spelling of 73919361 in words is "seventy-three million, nine hundred nineteen thousand, three hundred sixty-one".