2985406 has 4 divisors (see below), whose sum is σ = 4478112. Its totient is φ = 1492702.

The previous prime is 2985397. The next prime is 2985431. The reversal of 2985406 is 6045892.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746350 + ... + 746353.

It is an arithmetic number, because the mean of its divisors is an integer number (1119528).

2^2985406 is an apocalyptic number.

2985406 is a deficient number, since it is larger than the sum of its proper divisors (1492706).

2985406 is a wasteful number, since it uses less digits than its factorization.

2985406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492705.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2985406 is about 1727.8327465354. The cubic root of 2985406 is about 143.9907079910.

The spelling of 2985406 in words is "two million, nine hundred eighty-five thousand, four hundred six".