73930563 has 48 divisors (see below), whose sum is σ = 129292800. Its totient is φ = 42198408.

The previous prime is 73930559. The next prime is 73930573. The reversal of 73930563 is 36503937.

73930563 is a `hidden beast` number, since 7 + 3 + 93 + 0 + 563 = 666.

It is not a de Polignac number, because 73930563 - 2² = 73930559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73930523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82906 + ... + 83792.

It is an arithmetic number, because the mean of its divisors is an integer number (2693600).

Almost surely, 2^73930563 is an apocalyptic number.

73930563 is a deficient number, since it is larger than the sum of its proper divisors (55362237).

73930563 is an frugal number, since it uses more digits than its factorization.

73930563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 897 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 36.

The square root of 73930563 is about 8598.2883761828. The cubic root of 73930563 is about 419.7022890217.

The spelling of 73930563 in words is "seventy-three million, nine hundred thirty thousand, five hundred sixty-three".