2905530 has 16 divisors (see below), whose sum is σ = 6973344. Its totient is φ = 774800.

The previous prime is 2905489. The next prime is 2905549. The reversal of 2905530 is 355092.

2905530 = T₈₂ + T₈₃ + ... + T₂₆₁.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2905530.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48396 + ... + 48455.

It is an arithmetic number, because the mean of its divisors is an integer number (435834).

2^2905530 is an apocalyptic number.

2905530 is an abundant number, since it is smaller than the sum of its proper divisors (4067814).

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

2905530 is a wasteful number, since it uses less digits than its factorization.

2905530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96861.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 2905530 is about 1704.5615271970. The cubic root of 2905530 is about 142.6949010510.

The spelling of 2905530 in words is "two million, nine hundred five thousand, five hundred thirty".