2920698 has 60 divisors (see below), whose sum is σ = 7241850. Its totient is φ = 879120.

The previous prime is 2920693. The next prime is 2920739. The reversal of 2920698 is 8960292.

2920698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2832489 + 88209 = 1683^2 + 297^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2920691) by changing a digit.

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 29 ways as a sum of consecutive naturals, for example, 19528 + ... + 19676.

2^2920698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2920698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3620925).

2920698 is an abundant number, since it is smaller than the sum of its proper divisors (4321152).

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

2920698 is a wasteful number, since it uses less digits than its factorization.

2920698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 2920698 is about 1709.0049736616. The cubic root of 2920698 is about 142.9427778943.

The spelling of 2920698 in words is "two million, nine hundred twenty thousand, six hundred ninety-eight".