2351439 has 6 divisors (see below), whose sum is σ = 3396536. Its totient is φ = 1567620.

The previous prime is 2351357. The next prime is 2351441. The reversal of 2351439 is 9341532.

It is not a de Polignac number, because 2351439 - 2¹⁷ = 2220367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2351339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130627 + ... + 130644.

2^2351439 is an apocalyptic number.

2351439 is a deficient number, since it is larger than the sum of its proper divisors (1045097).

2351439 is a wasteful number, since it uses less digits than its factorization.

2351439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261277 (or 261274 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2351439 is about 1533.4402498956. The cubic root of 2351439 is about 132.9774209319.

The spelling of 2351439 in words is "two million, three hundred fifty-one thousand, four hundred thirty-nine".