73632901 has 2 divisors, whose sum is σ = 73632902. Its totient is φ = 73632900.

The previous prime is 73632883. The next prime is 73632907. The reversal of 73632901 is 10923637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40627876 + 33005025 = 6374^2 + 5745^2 .

It is a cyclic number.

It is not a de Polignac number, because 73632901 - 2⁷ = 73632773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73632907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36816450 + 36816451.

It is an arithmetic number, because the mean of its divisors is an integer number (36816451).

Almost surely, 2^73632901 is an apocalyptic number.

It is an amenable number.

73632901 is a deficient number, since it is larger than the sum of its proper divisors (1).

73632901 is an equidigital number, since it uses as much as digits as its factorization.

73632901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 73632901 is about 8580.9615428575. The cubic root of 73632901 is about 419.1382576798.

The spelling of 73632901 in words is "seventy-three million, six hundred thirty-two thousand, nine hundred one".