73726169 has 4 divisors (see below), whose sum is σ = 80428560. Its totient is φ = 67023780.

The previous prime is 73726151. The next prime is 73726171. The reversal of 73726169 is 96162737.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96162737 = 11 ⋅8742067.

It is a cyclic number.

It is not a de Polignac number, because 73726169 - 2¹² = 73722073 is a prime.

It is a super-2 number, since 2×73726169² = 10871095990833122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73726069) 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, 3351179 + ... + 3351200.

It is an arithmetic number, because the mean of its divisors is an integer number (20107140).

Almost surely, 2^73726169 is an apocalyptic number.

It is an amenable number.

73726169 is a deficient number, since it is larger than the sum of its proper divisors (6702391).

73726169 is a wasteful number, since it uses less digits than its factorization.

73726169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6702390.

The product of its digits is 95256, while the sum is 41.

The square root of 73726169 is about 8586.3944120917. The cubic root of 73726169 is about 419.3151518515.

The spelling of 73726169 in words is "seventy-three million, seven hundred twenty-six thousand, one hundred sixty-nine".