2985407 has 4 divisors (see below), whose sum is σ = 3013416. Its totient is φ = 2957400.

The previous prime is 2985397. The next prime is 2985431. The reversal of 2985407 is 7045892.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2985407 - 2⁴ = 2985391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2985457) 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, 13844 + ... + 14057.

It is an arithmetic number, because the mean of its divisors is an integer number (753354).

2^2985407 is an apocalyptic number.

2985407 is a deficient number, since it is larger than the sum of its proper divisors (28009).

2985407 is a wasteful number, since it uses less digits than its factorization.

2985407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28008.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2985407 is about 1727.8330359152. The cubic root of 2985407 is about 143.9907240681.

The spelling of 2985407 in words is "two million, nine hundred eighty-five thousand, four hundred seven".