72035585 has 4 divisors (see below), whose sum is σ = 86442708. Its totient is φ = 57628464.

The previous prime is 72035573. The next prime is 72035603. The reversal of 72035585 is 58553027.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58553027 = 13 ⋅4504079.

It can be written as a sum of positive squares in 2 ways, for example, as 33085504 + 38950081 = 5752^2 + 6241^2 .

It is a cyclic number.

It is not a de Polignac number, because 72035585 - 2⁶ = 72035521 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7203554 + ... + 7203563.

It is an arithmetic number, because the mean of its divisors is an integer number (21610677).

Almost surely, 2^72035585 is an apocalyptic number.

It is an amenable number.

72035585 is a deficient number, since it is larger than the sum of its proper divisors (14407123).

72035585 is a wasteful number, since it uses less digits than its factorization.

72035585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14407122.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 72035585 is about 8487.3779814499. The cubic root of 72035585 is about 416.0852901583.

The spelling of 72035585 in words is "seventy-two million, thirty-five thousand, five hundred eighty-five".