2721362428 has 6 divisors (see below), whose sum is σ = 4762384256. Its totient is φ = 1360681212.

The previous prime is 2721362393. The next prime is 2721362447. The reversal of 2721362428 is 8242631272.

2721362428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340170300 + ... + 340170307.

Almost surely, 2^2721362428 is an apocalyptic number.

It is an amenable number.

2721362428 is a deficient number, since it is larger than the sum of its proper divisors (2041021828).

2721362428 is a wasteful number, since it uses less digits than its factorization.

2721362428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680340611 (or 680340609 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 2721362428 is about 52166.6792886034. The cubic root of 2721362428 is about 1396.1394368977.

The spelling of 2721362428 in words is "two billion, seven hundred twenty-one million, three hundred sixty-two thousand, four hundred twenty-eight".