73475387 has 2 divisors, whose sum is σ = 73475388. Its totient is φ = 73475386.

The previous prime is 73475371. The next prime is 73475393. The reversal of 73475387 is 78357437.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73475387 - 2⁴ = 73475371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73475687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36737693 + 36737694.

It is an arithmetic number, because the mean of its divisors is an integer number (36737694).

Almost surely, 2^73475387 is an apocalyptic number.

73475387 is a deficient number, since it is larger than the sum of its proper divisors (1).

73475387 is an equidigital number, since it uses as much as digits as its factorization.

73475387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 493920, while the sum is 44.

The square root of 73475387 is about 8571.7785202372. The cubic root of 73475387 is about 418.8391736428.

The spelling of 73475387 in words is "seventy-three million, four hundred seventy-five thousand, three hundred eighty-seven".