73326751 has 4 divisors (see below), whose sum is σ = 73346400. Its totient is φ = 73307104.

The previous prime is 73326733. The next prime is 73326769. The reversal of 73326751 is 15762337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15762337 = 23 ⋅685319.

It is an interprime number because it is at equal distance from previous prime (73326733) and next prime (73326769).

It is a cyclic number.

It is not a de Polignac number, because 73326751 - 2¹³ = 73318559 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 (73326791) 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, 2311 + ... + 12328.

It is an arithmetic number, because the mean of its divisors is an integer number (18336600).

Almost surely, 2^73326751 is an apocalyptic number.

73326751 is a deficient number, since it is larger than the sum of its proper divisors (19649).

73326751 is a wasteful number, since it uses less digits than its factorization.

73326751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19648.

The product of its digits is 26460, while the sum is 34.

The square root of 73326751 is about 8563.1040516859. The cubic root of 73326751 is about 418.5565547133.

The spelling of 73326751 in words is "seventy-three million, three hundred twenty-six thousand, seven hundred fifty-one".