2900838 has 16 divisors (see below), whose sum is σ = 5845680. Its totient is φ = 959616.

The previous prime is 2900831. The next prime is 2900839. The reversal of 2900838 is 8380092.

It is a super-3 number, since 3×2900838³ = 73230446550333841416, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2900831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943 + ... + 2586.

It is an arithmetic number, because the mean of its divisors is an integer number (365355).

2^2900838 is an apocalyptic number.

2900838 is an abundant number, since it is smaller than the sum of its proper divisors (2944842).

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

2900838 is a wasteful number, since it uses less digits than its factorization.

2900838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2900838 is about 1703.1846640925. The cubic root of 2900838 is about 142.6180493012.

The spelling of 2900838 in words is "two million, nine hundred thousand, eight hundred thirty-eight".