73535641 has 4 divisors (see below), whose sum is σ = 74022784. Its totient is φ = 73048500.

The previous prime is 73535629. The next prime is 73535647. The reversal of 73535641 is 14653537.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14653537 = 163 ⋅89899.

It is a cyclic number.

It is not a de Polignac number, because 73535641 - 2⁷ = 73535513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73535597 and 73535606.

It is not an unprimeable number, because it can be changed into a prime (73535647) 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, 243345 + ... + 243646.

It is an arithmetic number, because the mean of its divisors is an integer number (18505696).

Almost surely, 2^73535641 is an apocalyptic number.

It is an amenable number.

73535641 is a deficient number, since it is larger than the sum of its proper divisors (487143).

73535641 is a wasteful number, since it uses less digits than its factorization.

73535641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487142.

The product of its digits is 37800, while the sum is 34.

The square root of 73535641 is about 8575.2924731463. The cubic root of 73535641 is about 418.9536330158.

The spelling of 73535641 in words is "seventy-three million, five hundred thirty-five thousand, six hundred forty-one".