73071672 has 16 divisors (see below), whose sum is σ = 182679240. Its totient is φ = 24357216.

The previous prime is 73071671. The next prime is 73071673. The reversal of 73071672 is 27617037.

It is an interprime number because it is at equal distance from previous prime (73071671) and next prime (73071673).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73071671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522303 + ... + 1522350.

Almost surely, 2^73071672 is an apocalyptic number.

It is an amenable number.

73071672 is an abundant number, since it is smaller than the sum of its proper divisors (109607568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73071672 is a wasteful number, since it uses less digits than its factorization.

73071672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3044662 (or 3044658 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 33.

The square root of 73071672 is about 8548.1970028773. The cubic root of 73071672 is about 418.0706518854.

The spelling of 73071672 in words is "seventy-three million, seventy-one thousand, six hundred seventy-two".