73206401 has 16 divisors (see below), whose sum is σ = 78617088. Its totient is φ = 68006400.

The previous prime is 73206379. The next prime is 73206451. The reversal of 73206401 is 10460237.

It is not a de Polignac number, because 73206401 - 2¹⁴ = 73190017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (73206451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260381 + ... + 260661.

It is an arithmetic number, because the mean of its divisors is an integer number (4913568).

Almost surely, 2^73206401 is an apocalyptic number.

It is an amenable number.

73206401 is a deficient number, since it is larger than the sum of its proper divisors (5410687).

73206401 is a wasteful number, since it uses less digits than its factorization.

73206401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 73206401 is about 8556.0739244118. The cubic root of 73206401 is about 418.3274393050.

Adding to 73206401 its reverse (10460237), we get a palindrome (83666638).

The spelling of 73206401 in words is "seventy-three million, two hundred six thousand, four hundred one".