2956464921 has 32 divisors (see below), whose sum is σ = 4089553920. Its totient is φ = 1898769600.

The previous prime is 2956464899. The next prime is 2956464937. The reversal of 2956464921 is 1294646592.

It is not a de Polignac number, because 2956464921 - 2⁹ = 2956464409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2956464971) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4278186 + ... + 4278876.

It is an arithmetic number, because the mean of its divisors is an integer number (127798560).

Almost surely, 2^2956464921 is an apocalyptic number.

It is an amenable number.

2956464921 is a deficient number, since it is larger than the sum of its proper divisors (1133088999).

2956464921 is a wasteful number, since it uses less digits than its factorization.

2956464921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197.

The product of its digits is 933120, while the sum is 48.

The square root of 2956464921 is about 54373.3843070302. The cubic root of 2956464921 is about 1435.2390543317.

The spelling of 2956464921 in words is "two billion, nine hundred fifty-six million, four hundred sixty-four thousand, nine hundred twenty-one".