73673871 has 8 divisors (see below), whose sum is σ = 99415680. Its totient is φ = 48523992.

The previous prime is 73673867. The next prime is 73673893. The reversal of 73673871 is 17837637.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73673871 - 2² = 73673867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73673861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147691 + ... + 148188.

It is an arithmetic number, because the mean of its divisors is an integer number (12426960).

Almost surely, 2^73673871 is an apocalyptic number.

73673871 is a deficient number, since it is larger than the sum of its proper divisors (25741809).

73673871 is a wasteful number, since it uses less digits than its factorization.

73673871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295965.

The product of its digits is 148176, while the sum is 42.

The square root of 73673871 is about 8583.3484724786. The cubic root of 73673871 is about 419.2159806825.

The spelling of 73673871 in words is "seventy-three million, six hundred seventy-three thousand, eight hundred seventy-one".