5209142 has 8 divisors (see below), whose sum is σ = 7824432. Its totient is φ = 2601000.

The previous prime is 5209129. The next prime is 5209177. The reversal of 5209142 is 2419025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767 + ... + 3317.

It is an arithmetic number, because the mean of its divisors is an integer number (978054).

Almost surely, 2^5209142 is an apocalyptic number.

5209142 is a deficient number, since it is larger than the sum of its proper divisors (2615290).

5209142 is a wasteful number, since it uses less digits than its factorization.

5209142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3574.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5209142 is about 2282.3544860516. The cubic root of 5209142 is about 173.3492892938.

The spelling of 5209142 in words is "five million, two hundred nine thousand, one hundred forty-two".