73263983 has 4 divisors (see below), whose sum is σ = 78899688. Its totient is φ = 67628280.

The previous prime is 73263979. The next prime is 73264001. The reversal of 73263983 is 38936237.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38936237 = 2243 ⋅17359.

It is a cyclic number.

It is not a de Polignac number, because 73263983 - 2² = 73263979 is a prime.

It is a super-2 number, since 2×73263983² = 10735222410048578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73263983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73263383) 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, 2817833 + ... + 2817858.

It is an arithmetic number, because the mean of its divisors is an integer number (19724922).

Almost surely, 2^73263983 is an apocalyptic number.

73263983 is a deficient number, since it is larger than the sum of its proper divisors (5635705).

73263983 is a wasteful number, since it uses less digits than its factorization.

73263983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635704.

The product of its digits is 163296, while the sum is 41.

The square root of 73263983 is about 8559.4382409128. The cubic root of 73263983 is about 418.4370919100.

The spelling of 73263983 in words is "seventy-three million, two hundred sixty-three thousand, nine hundred eighty-three".