2986394 has 4 divisors (see below), whose sum is σ = 4479594. Its totient is φ = 1493196.

The previous prime is 2986387. The next prime is 2986397. The reversal of 2986394 is 4936892.

It is a happy number.

2986394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2289169 + 697225 = 1513^2 + 835^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2986397) 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 as a sum of consecutive naturals, namely, 746597 + ... + 746600.

2^2986394 is an apocalyptic number.

2986394 is a deficient number, since it is larger than the sum of its proper divisors (1493200).

2986394 is a wasteful number, since it uses less digits than its factorization.

2986394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493199.

The product of its digits is 93312, while the sum is 41.

The square root of 2986394 is about 1728.1186301872. The cubic root of 2986394 is about 144.0065904905.

The spelling of 2986394 in words is "two million, nine hundred eighty-six thousand, three hundred ninety-four".