84060321 has 4 divisors (see below), whose sum is σ = 112080432. Its totient is φ = 56040212.

The previous prime is 84060293. The next prime is 84060329. The reversal of 84060321 is 12306048.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84060321 - 2⁹ = 84059809 is a prime.

It is a super-2 number, since 2×84060321² = 14132275133246082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84060291 and 84060300.

It is not an unprimeable number, because it can be changed into a prime (84060329) 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, 14010051 + ... + 14010056.

It is an arithmetic number, because the mean of its divisors is an integer number (28020108).

Almost surely, 2^84060321 is an apocalyptic number.

It is an amenable number.

84060321 is a deficient number, since it is larger than the sum of its proper divisors (28020111).

84060321 is a wasteful number, since it uses less digits than its factorization.

84060321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28020110.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 84060321 is about 9168.4415796797. The cubic root of 84060321 is about 438.0567210378.

Adding to 84060321 its reverse (12306048), we get a palindrome (96366369).

The spelling of 84060321 in words is "eighty-four million, sixty thousand, three hundred twenty-one".