2946649941 has 64 divisors (see below), whose sum is σ = 4675968000. Its totient is φ = 1828681920.

The previous prime is 2946649889. The next prime is 2946649961. The reversal of 2946649941 is 1499466492.

It is a happy number.

2946649941 is a `hidden beast` number, since 2 + 94 + 66 + 499 + 4 + 1 = 666.

It is not a de Polignac number, because 2946649941 - 2¹³ = 2946641749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2946649961) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10953955 + ... + 10954223.

It is an arithmetic number, because the mean of its divisors is an integer number (73062000).

Almost surely, 2^2946649941 is an apocalyptic number.

It is an amenable number.

2946649941 is a deficient number, since it is larger than the sum of its proper divisors (1729318059).

2946649941 is a wasteful number, since it uses less digits than its factorization.

2946649941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 585 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 2946649941 is about 54283.0539026684. The cubic root of 2946649941 is about 1433.6490405285.

The spelling of 2946649941 in words is "two billion, nine hundred forty-six million, six hundred forty-nine thousand, nine hundred forty-one".