73028507 has 2 divisors, whose sum is σ = 73028508. Its totient is φ = 73028506.

The previous prime is 73028477. The next prime is 73028509. The reversal of 73028507 is 70582037.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73028507 - 2⁶ = 73028443 is a prime.

Together with 73028509, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_4285634 and since 73028507 and 4285634 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (73028509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36514253 + 36514254.

It is an arithmetic number, because the mean of its divisors is an integer number (36514254).

Almost surely, 2^73028507 is an apocalyptic number.

73028507 is a deficient number, since it is larger than the sum of its proper divisors (1).

73028507 is an equidigital number, since it uses as much as digits as its factorization.

73028507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 73028507 is about 8545.6718284755. The cubic root of 73028507 is about 417.9883145776.

The spelling of 73028507 in words is "seventy-three million, twenty-eight thousand, five hundred seven".