73525213 has 2 divisors, whose sum is σ = 73525214. Its totient is φ = 73525212.

The previous prime is 73525201. The next prime is 73525217. The reversal of 73525213 is 31252537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41512249 + 32012964 = 6443^2 + 5658^2 .

It is a cyclic number.

It is not a de Polignac number, because 73525213 - 2²⁵ = 39970781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73525217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36762606 + 36762607.

It is an arithmetic number, because the mean of its divisors is an integer number (36762607).

Almost surely, 2^73525213 is an apocalyptic number.

It is an amenable number.

73525213 is a deficient number, since it is larger than the sum of its proper divisors (1).

73525213 is an equidigital number, since it uses as much as digits as its factorization.

73525213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6300, while the sum is 28.

The square root of 73525213 is about 8574.6844256800. The cubic root of 73525213 is about 418.9338283109.

The spelling of 73525213 in words is "seventy-three million, five hundred twenty-five thousand, two hundred thirteen".