3012533421 has 8 divisors (see below), whose sum is σ = 4031644320. Its totient is φ = 2000889072.

The previous prime is 3012533401. The next prime is 3012533443. The reversal of 3012533421 is 1243352103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3012533421 - 2⁶ = 3012533357 is a prime.

It is a super-2 number, since 2×3012533421² = 18150715225283926482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3012533391 and 3012533400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012533401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1865695 + ... + 1867308.

It is an arithmetic number, because the mean of its divisors is an integer number (503955540).

Almost surely, 2^3012533421 is an apocalyptic number.

It is an amenable number.

3012533421 is a deficient number, since it is larger than the sum of its proper divisors (1019110899).

3012533421 is a wasteful number, since it uses less digits than its factorization.

3012533421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733275.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3012533421 is about 54886.5504563732. The cubic root of 3012533421 is about 1444.2552598840.

Adding to 3012533421 its reverse (1243352103), we get a palindrome (4255885524).

It can be divided in two parts, 30125 and 33421, that added together give a triangular number (63546 = T₃₅₆).

The spelling of 3012533421 in words is "three billion, twelve million, five hundred thirty-three thousand, four hundred twenty-one".