73276349 has 4 divisors (see below), whose sum is σ = 73426080. Its totient is φ = 73126620.

The previous prime is 73276339. The next prime is 73276361. The reversal of 73276349 is 94367237.

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: 94367237 = 3821 ⋅24697.

It is a cyclic number.

It is not a de Polignac number, because 73276349 - 2¹² = 73272253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73276339) 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, 74129 + ... + 75110.

It is an arithmetic number, because the mean of its divisors is an integer number (18356520).

Almost surely, 2^73276349 is an apocalyptic number.

It is an amenable number.

73276349 is a deficient number, since it is larger than the sum of its proper divisors (149731).

73276349 is a wasteful number, since it uses less digits than its factorization.

73276349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149730.

The product of its digits is 190512, while the sum is 41.

The square root of 73276349 is about 8560.1605709239. The cubic root of 73276349 is about 418.4606328176.

The spelling of 73276349 in words is "seventy-three million, two hundred seventy-six thousand, three hundred forty-nine".