73885901 has 2 divisors, whose sum is σ = 73885902. Its totient is φ = 73885900.

The previous prime is 73885897. The next prime is 73885949. The reversal of 73885901 is 10958837.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68475625 + 5410276 = 8275^2 + 2326^2 .

It is a cyclic number.

It is not a de Polignac number, because 73885901 - 2² = 73885897 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73885951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36942950 + 36942951.

It is an arithmetic number, because the mean of its divisors is an integer number (36942951).

Almost surely, 2^73885901 is an apocalyptic number.

It is an amenable number.

73885901 is a deficient number, since it is larger than the sum of its proper divisors (1).

73885901 is an equidigital number, since it uses as much as digits as its factorization.

73885901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 73885901 is about 8595.6908390193. The cubic root of 73885901 is about 419.6177569114.

The spelling of 73885901 in words is "seventy-three million, eight hundred eighty-five thousand, nine hundred one".