2744656428 has 24 divisors (see below), whose sum is σ = 6428556288. Its totient is φ = 911405776.

The previous prime is 2744656427. The next prime is 2744656451. The reversal of 2744656428 is 8246564472.

It is not an unprimeable number, because it can be changed into a prime (2744656423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431676 + ... + 437987.

It is an arithmetic number, because the mean of its divisors is an integer number (267856512).

Almost surely, 2^2744656428 is an apocalyptic number.

It is an amenable number.

2744656428 is an abundant number, since it is smaller than the sum of its proper divisors (3683899860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2744656428 is a wasteful number, since it uses less digits than its factorization.

2744656428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869933 (or 869931 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 48.

The square root of 2744656428 is about 52389.4686745342. The cubic root of 2744656428 is about 1400.1116285141. Note that the first 3 decimals are identical.

The spelling of 2744656428 in words is "two billion, seven hundred forty-four million, six hundred fifty-six thousand, four hundred twenty-eight".