73538365 has 8 divisors (see below), whose sum is σ = 88292448. Its totient is φ = 58799760.

The previous prime is 73538357. The next prime is 73538371. The reversal of 73538365 is 56383537.

It is a happy number.

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

It is not a de Polignac number, because 73538365 - 2³ = 73538357 is a prime.

It is a super-2 number, since 2×73538365² = 10815782253746450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14674 + ... + 19036.

It is an arithmetic number, because the mean of its divisors is an integer number (11036556).

Almost surely, 2^73538365 is an apocalyptic number.

It is an amenable number.

73538365 is a deficient number, since it is larger than the sum of its proper divisors (14754083).

73538365 is a wasteful number, since it uses less digits than its factorization.

73538365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7739.

The product of its digits is 226800, while the sum is 40.

The square root of 73538365 is about 8575.4513000774. The cubic root of 73538365 is about 418.9588060883.

The spelling of 73538365 in words is "seventy-three million, five hundred thirty-eight thousand, three hundred sixty-five".