73801117 has 6 divisors (see below), whose sum is σ = 79915002. Its totient is φ = 68123952.

The previous prime is 73801093. The next prime is 73801127. The reversal of 73801117 is 71110837.

It can be written as a sum of positive squares in 3 ways, for example, as 715716 + 73085401 = 846^2 + 8549^2 .

It is not a de Polignac number, because 73801117 - 2¹¹ = 73799069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73801127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218178 + ... + 218515.

It is an arithmetic number, because the mean of its divisors is an integer number (13319167).

Almost surely, 2^73801117 is an apocalyptic number.

It is an amenable number.

73801117 is a deficient number, since it is larger than the sum of its proper divisors (6113885).

73801117 is a wasteful number, since it uses less digits than its factorization.

73801117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436719 (or 436706 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 73801117 is about 8590.7576499398. The cubic root of 73801117 is about 419.4571918228.

The spelling of 73801117 in words is "seventy-three million, eight hundred one thousand, one hundred seventeen".