2906238 has 8 divisors (see below), whose sum is σ = 5812488. Its totient is φ = 968744.

The previous prime is 2906231. The next prime is 2906261. The reversal of 2906238 is 8326092.

It is a sphenic number, since it is the product of 3 distinct primes.

2906238 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2906231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242181 + ... + 242192.

It is an arithmetic number, because the mean of its divisors is an integer number (726561).

2^2906238 is an apocalyptic number.

2906238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2906238 is a wasteful number, since it uses less digits than its factorization.

2906238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484378.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2906238 is about 1704.7691925888. The cubic root of 2906238 is about 142.7064904208.

The spelling of 2906238 in words is "two million, nine hundred six thousand, two hundred thirty-eight".