2049428307 has 18 divisors (see below), whose sum is σ = 2785959652. Its totient is φ = 1340096264.

The previous prime is 2049428299. The next prime is 2049428309. The reversal of 2049428307 is 7038249402.

It is not a de Polignac number, because 2049428307 - 2³ = 2049428299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049428309) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4626028 + ... + 4626470.

Almost surely, 2^2049428307 is an apocalyptic number.

2049428307 is a deficient number, since it is larger than the sum of its proper divisors (736531345).

2049428307 is an frugal number, since it uses more digits than its factorization.

2049428307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 2049428307 is about 45270.6119574277. The cubic root of 2049428307 is about 1270.2159938084.

The spelling of 2049428307 in words is "two billion, forty-nine million, four hundred twenty-eight thousand, three hundred seven".