2339421 has 16 divisors (see below), whose sum is σ = 3775104. Its totient is φ = 1257984.

The previous prime is 2339417. The next prime is 2339423. The reversal of 2339421 is 1249332.

It is not a de Polignac number, because 2339421 - 2² = 2339417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2339391 and 2339400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2339423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2920 + ... + 3633.

It is an arithmetic number, because the mean of its divisors is an integer number (235944).

2^2339421 is an apocalyptic number.

2339421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2339421 is a deficient number, since it is larger than the sum of its proper divisors (1435683).

2339421 is a wasteful number, since it uses less digits than its factorization.

2339421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6580.

The product of its digits is 1296, while the sum is 24.

The square root of 2339421 is about 1529.5165902990. The cubic root of 2339421 is about 132.7504885409.

The spelling of 2339421 in words is "two million, three hundred thirty-nine thousand, four hundred twenty-one".