73868611 has 4 divisors (see below), whose sum is σ = 74053224. Its totient is φ = 73684000.

The previous prime is 73868603. The next prime is 73868633. The reversal of 73868611 is 11686837.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11686837 = 17 ⋅687461.

It is a cyclic number.

It is not a de Polignac number, because 73868611 - 2³ = 73868603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73868651) 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, 91705 + ... + 92506.

It is an arithmetic number, because the mean of its divisors is an integer number (18513306).

Almost surely, 2^73868611 is an apocalyptic number.

73868611 is a deficient number, since it is larger than the sum of its proper divisors (184613).

73868611 is a wasteful number, since it uses less digits than its factorization.

73868611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184612.

The product of its digits is 48384, while the sum is 40.

The square root of 73868611 is about 8594.6850436767. The cubic root of 73868611 is about 419.5850228493.

The spelling of 73868611 in words is "seventy-three million, eight hundred sixty-eight thousand, six hundred eleven".