73719396 has 81 divisors (see below), whose sum is σ = 197223481. Its totient is φ = 24109488.

The previous prime is 73719383. The next prime is 73719409. The reversal of 73719396 is 69391737.

The square root of 73719396 is 8586.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (73719383) and next prime (73719409).

It can be written as a sum of positive squares in only one way, i.e., 53144100 + 20575296 = 7290^2 + 4536^2 .

It is a tau number, because it is divible by the number of its divisors (81).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1390906 + ... + 1390958.

Almost surely, 2^73719396 is an apocalyptic number.

73719396 is the 8586-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73719396

73719396 is an abundant number, since it is smaller than the sum of its proper divisors (123504085).

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

73719396 is an frugal number, since it uses more digits than its factorization.

73719396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 58 counting only the distinct ones).

The product of its digits is 214326, while the sum is 45.

The cubic root of 73719396 is about 419.3023110536.

The spelling of 73719396 in words is "seventy-three million, seven hundred nineteen thousand, three hundred ninety-six".