2953021530 has 16 divisors (see below), whose sum is σ = 7087251744. Its totient is φ = 787472400.

The previous prime is 2953021507. The next prime is 2953021549. The reversal of 2953021530 is 351203592.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 98434051 = 2953021530 / (2 + 9 + 5 + 3 + 0 + 2 + 1 + 5 + 3 + 0).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49216996 + ... + 49217055.

It is an arithmetic number, because the mean of its divisors is an integer number (442953234).

Almost surely, 2^2953021530 is an apocalyptic number.

2953021530 is an abundant number, since it is smaller than the sum of its proper divisors (4134230214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2953021530 is a wasteful number, since it uses less digits than its factorization.

2953021530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98434061.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 2953021530 is about 54341.7107754255. The cubic root of 2953021530 is about 1434.6816308210.

The spelling of 2953021530 in words is "two billion, nine hundred fifty-three million, twenty-one thousand, five hundred thirty".