73001964 has 36 divisors (see below), whose sum is σ = 198149784. Its totient is φ = 20857536.

The previous prime is 73001947. The next prime is 73001989. The reversal of 73001964 is 46910037.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61489 + ... + 62664.

Almost surely, 2^73001964 is an apocalyptic number.

It is an amenable number.

73001964 is an abundant number, since it is smaller than the sum of its proper divisors (125147820).

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

73001964 is a wasteful number, since it uses less digits than its factorization.

73001964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124174 (or 124165 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 73001964 is about 8544.1186789510. The cubic root of 73001964 is about 417.9376676512.

The spelling of 73001964 in words is "seventy-three million, one thousand, nine hundred sixty-four".