2049404701 has 4 divisors (see below), whose sum is σ = 2077478812. Its totient is φ = 2021330592.

The previous prime is 2049404671. The next prime is 2049404711. The reversal of 2049404701 is 1074049402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 362331225 + 1687073476 = 19035^2 + 41074^2 .

It is a cyclic number.

It is not a de Polignac number, because 2049404701 - 2¹³ = 2049396509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049404711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14036946 + ... + 14037091.

It is an arithmetic number, because the mean of its divisors is an integer number (519369703).

Almost surely, 2^2049404701 is an apocalyptic number.

It is an amenable number.

2049404701 is a deficient number, since it is larger than the sum of its proper divisors (28074111).

2049404701 is an equidigital number, since it uses as much as digits as its factorization.

2049404701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28074110.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2049404701 is about 45270.3512356597. The cubic root of 2049404701 is about 1270.2111168656.

The spelling of 2049404701 in words is "two billion, forty-nine million, four hundred four thousand, seven hundred one".