2194734 has 16 divisors (see below), whose sum is σ = 4647888. Its totient is φ = 688512.

The previous prime is 2194723. The next prime is 2194739. The reversal of 2194734 is 4374912.

It is a happy number.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 9⁵ + 4³ + 7⁴ + 3⁹ + 4⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194739) 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, 10657 + ... + 10860.

It is an arithmetic number, because the mean of its divisors is an integer number (290493).

2^2194734 is an apocalyptic number.

2194734 is an abundant number, since it is smaller than the sum of its proper divisors (2453154).

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

2194734 is a wasteful number, since it uses less digits than its factorization.

2194734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21539.

The product of its digits is 6048, while the sum is 30.

The square root of 2194734 is about 1481.4634656312. The cubic root of 2194734 is about 129.9552903451.

The spelling of 2194734 in words is "two million, one hundred ninety-four thousand, seven hundred thirty-four".