73889152 has 16 divisors (see below), whose sum is σ = 147201300. Its totient is φ = 36944512.

The previous prime is 73889147. The next prime is 73889159. The reversal of 73889152 is 25198837.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 73889099 and 73889108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73889159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288502 + ... + 288757.

Almost surely, 2^73889152 is an apocalyptic number.

It is an amenable number.

73889152 is a deficient number, since it is larger than the sum of its proper divisors (73312148).

73889152 is an equidigital number, since it uses as much as digits as its factorization.

73889152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577273 (or 577261 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 73889152 is about 8595.8799433217. The cubic root of 73889152 is about 419.6239112535.

The spelling of 73889152 in words is "seventy-three million, eight hundred eighty-nine thousand, one hundred fifty-two".