4294139 has 4 divisors (see below), whose sum is σ = 4301424. Its totient is φ = 4286856.

The previous prime is 4294099. The next prime is 4294153. The reversal of 4294139 is 9314924.

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 4294139 - 2¹² = 4290043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4294189) 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, 2672 + ... + 3965.

It is an arithmetic number, because the mean of its divisors is an integer number (1075356).

Almost surely, 2^4294139 is an apocalyptic number.

4294139 is a deficient number, since it is larger than the sum of its proper divisors (7285).

4294139 is an equidigital number, since it uses as much as digits as its factorization.

4294139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7284.

The product of its digits is 7776, while the sum is 32.

The square root of 4294139 is about 2072.2304408535. The cubic root of 4294139 is about 162.5394176566.

The spelling of 4294139 in words is "four million, two hundred ninety-four thousand, one hundred thirty-nine".