73761073 has 4 divisors (see below), whose sum is σ = 73821940. Its totient is φ = 73700208.

The previous prime is 73761071. The next prime is 73761131. The reversal of 73761073 is 37016737.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47720464 + 26040609 = 6908^2 + 5103^2 .

It is a cyclic number.

It is not a de Polignac number, because 73761073 - 2¹ = 73761071 is a prime.

It is a super-2 number, since 2×73761073² = 10881391780222658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73761071) 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, 28578 + ... + 31051.

It is an arithmetic number, because the mean of its divisors is an integer number (18455485).

Almost surely, 2^73761073 is an apocalyptic number.

It is an amenable number.

73761073 is a deficient number, since it is larger than the sum of its proper divisors (60867).

73761073 is a wasteful number, since it uses less digits than its factorization.

73761073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60866.

The product of its (nonzero) digits is 18522, while the sum is 34.

The square root of 73761073 is about 8588.4266894467. The cubic root of 73761073 is about 419.3813131942.

The spelling of 73761073 in words is "seventy-three million, seven hundred sixty-one thousand, seventy-three".