2046471549 has 4 divisors (see below), whose sum is σ = 2728628736. Its totient is φ = 1364314364.

The previous prime is 2046471527. The next prime is 2046471571. The reversal of 2046471549 is 9451746402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2046471527) and next prime (2046471571).

It is a cyclic number.

It is not a de Polignac number, because 2046471549 - 2⁷ = 2046471421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2046471549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2046471649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341078589 + ... + 341078594.

It is an arithmetic number, because the mean of its divisors is an integer number (682157184).

Almost surely, 2^2046471549 is an apocalyptic number.

It is an amenable number.

2046471549 is a deficient number, since it is larger than the sum of its proper divisors (682157187).

2046471549 is an equidigital number, since it uses as much as digits as its factorization.

2046471549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682157186.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 2046471549 is about 45237.9436866885. The cubic root of 2046471549 is about 1269.6048430640.

The spelling of 2046471549 in words is "two billion, forty-six million, four hundred seventy-one thousand, five hundred forty-nine".