73526121 has 12 divisors (see below), whose sum is σ = 106611648. Its totient is φ = 48829464.

The previous prime is 73526093. The next prime is 73526137. The reversal of 73526121 is 12162537.

It is a happy number.

It is not a de Polignac number, because 73526121 - 2¹⁵ = 73493353 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (73526191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13165 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (8884304).

Almost surely, 2^73526121 is an apocalyptic number.

It is an amenable number.

73526121 is a deficient number, since it is larger than the sum of its proper divisors (33085527).

73526121 is a wasteful number, since it uses less digits than its factorization.

73526121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31332 (or 31329 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 73526121 is about 8574.7373720715. The cubic root of 73526121 is about 418.9355528456.

Adding to 73526121 its reverse (12162537), we get a palindrome (85688658).

The spelling of 73526121 in words is "seventy-three million, five hundred twenty-six thousand, one hundred twenty-one".