2722148428 has 12 divisors (see below), whose sum is σ = 4788443800. Its totient is φ = 1354021632.

The previous prime is 2722148399. The next prime is 2722148447. The reversal of 2722148428 is 8248412272.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1762278 + ... + 1763821.

Almost surely, 2^2722148428 is an apocalyptic number.

It is an amenable number.

2722148428 is a deficient number, since it is larger than the sum of its proper divisors (2066295372).

2722148428 is a wasteful number, since it uses less digits than its factorization.

2722148428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3526296 (or 3526294 counting only the distinct ones).

The product of its digits is 114688, while the sum is 40.

The square root of 2722148428 is about 52174.2122892143. The cubic root of 2722148428 is about 1396.2738377103.

The spelling of 2722148428 in words is "two billion, seven hundred twenty-two million, one hundred forty-eight thousand, four hundred twenty-eight".