3012640436 has 24 divisors (see below), whose sum is σ = 5679590784. Its totient is φ = 1389978720.

The previous prime is 3012640429. The next prime is 3012640471. The reversal of 3012640436 is 6340462103.

It is a junction number, because it is equal to n+sod(n) for n = 3012640399 and 3012640408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180401 + ... + 196391.

It is an arithmetic number, because the mean of its divisors is an integer number (236649616).

Almost surely, 2^3012640436 is an apocalyptic number.

It is an amenable number.

3012640436 is a deficient number, since it is larger than the sum of its proper divisors (2666950348).

3012640436 is a wasteful number, since it uses less digits than its factorization.

3012640436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19631 (or 19629 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 3012640436 is about 54887.5253222442. The cubic root of 3012640436 is about 1444.2723612320.

The spelling of 3012640436 in words is "three billion, twelve million, six hundred forty thousand, four hundred thirty-six".