5209850 has 24 divisors (see below), whose sum is σ = 10027260. Its totient is φ = 2011520.

The previous prime is 5209849. The next prime is 5209861. The reversal of 5209850 is 589025.

It can be written as a sum of positive squares in 6 ways, for example, as 1481089 + 3728761 = 1217^2 + 1931^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347 + ... + 3246.

Almost surely, 2^5209850 is an apocalyptic number.

5209850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5209850 is a deficient number, since it is larger than the sum of its proper divisors (4817410).

5209850 is a wasteful number, since it uses less digits than its factorization.

5209850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634 (or 3629 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 5209850 is about 2282.5095837696. The cubic root of 5209850 is about 173.3571425216.

The spelling of 5209850 in words is "five million, two hundred nine thousand, eight hundred fifty".