2270394 has 48 divisors (see below), whose sum is σ = 5785728. Its totient is φ = 629856.

The previous prime is 2270393. The next prime is 2270407. The reversal of 2270394 is 4930722.

2270394 is a `hidden beast` number, since 2 + 270 + 394 = 666.

It is not an unprimeable number, because it can be changed into a prime (2270393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4419 + ... + 4905.

It is an arithmetic number, because the mean of its divisors is an integer number (120536).

2^2270394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2270394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2892864).

2270394 is an abundant number, since it is smaller than the sum of its proper divisors (3515334).

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

2270394 is a wasteful number, since it uses less digits than its factorization.

2270394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2270394 is about 1506.7826651511. The cubic root of 2270394 is about 131.4317861983.

The spelling of 2270394 in words is "two million, two hundred seventy thousand, three hundred ninety-four".