73020703 has 4 divisors (see below), whose sum is σ = 83452240. Its totient is φ = 62589168.

The previous prime is 73020691. The next prime is 73020707. The reversal of 73020703 is 30702037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30702037 = 1163 ⋅26399.

It is a cyclic number.

It is not a de Polignac number, because 73020703 - 2⁹ = 73020191 is a prime.

It is a super-2 number, since 2×73020703² = 10664046133228418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73020707) 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, 5215758 + ... + 5215771.

It is an arithmetic number, because the mean of its divisors is an integer number (20863060).

Almost surely, 2^73020703 is an apocalyptic number.

73020703 is a deficient number, since it is larger than the sum of its proper divisors (10431537).

73020703 is a wasteful number, since it uses less digits than its factorization.

73020703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431536.

The product of its (nonzero) digits is 882, while the sum is 22.

The square root of 73020703 is about 8545.2152108651. The cubic root of 73020703 is about 417.9734249720.

The spelling of 73020703 in words is "seventy-three million, twenty thousand, seven hundred three".