73963331 has 8 divisors (see below), whose sum is σ = 83116320. Its totient is φ = 65305152.

The previous prime is 73963319. The next prime is 73963349. The reversal of 73963331 is 13336937.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 73963331 - 2²² = 69769027 is a prime.

It is a super-2 number, since 2×73963331² = 10941148665231122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73963291 and 73963300.

It is not an unprimeable number, because it can be changed into a prime (73963231) 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, 123386 + ... + 123983.

It is an arithmetic number, because the mean of its divisors is an integer number (10389540).

Almost surely, 2^73963331 is an apocalyptic number.

73963331 is a deficient number, since it is larger than the sum of its proper divisors (9152989).

73963331 is a wasteful number, since it uses less digits than its factorization.

73963331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247405.

The product of its digits is 30618, while the sum is 35.

The square root of 73963331 is about 8600.1936606102. The cubic root of 73963331 is about 419.7642876173.

The spelling of 73963331 in words is "seventy-three million, nine hundred sixty-three thousand, three hundred thirty-one".