2409938 has 4 divisors (see below), whose sum is σ = 3614910. Its totient is φ = 1204968.

The previous prime is 2409907. The next prime is 2409947. The reversal of 2409938 is 8399042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 458329 = 1397^2 + 677^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2409898 and 2409907.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602483 + ... + 602486.

2^2409938 is an apocalyptic number.

2409938 is a deficient number, since it is larger than the sum of its proper divisors (1204972).

2409938 is a wasteful number, since it uses less digits than its factorization.

2409938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204971.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 2409938 is about 1552.3975006422. The cubic root of 2409938 is about 134.0711362103.

The spelling of 2409938 in words is "two million, four hundred nine thousand, nine hundred thirty-eight".