2985436 has 12 divisors (see below), whose sum is σ = 5239080. Its totient is φ = 1488560.

The previous prime is 2985431. The next prime is 2985443. The reversal of 2985436 is 6345892.

It is a super-2 number, since 2×2985436² = 17825656220192, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2985395 and 2985404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2985431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035 + ... + 2653.

It is an arithmetic number, because the mean of its divisors is an integer number (436590).

2^2985436 is an apocalyptic number.

It is an amenable number.

2985436 is a deficient number, since it is larger than the sum of its proper divisors (2253644).

2985436 is a wasteful number, since it uses less digits than its factorization.

2985436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084 (or 2082 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 2985436 is about 1727.8414279094. The cubic root of 2985436 is about 143.9911903047.

It can be divided in two parts, 29854 and 36, that added together give a triangular number (29890 = T₂₄₄).

The spelling of 2985436 in words is "two million, nine hundred eighty-five thousand, four hundred thirty-six".