2152379 has 6 divisors (see below), whose sum is σ = 2200380. Its totient is φ = 2104820.

The previous prime is 2152373. The next prime is 2152393. The reversal of 2152379 is 9732512.

It is not a de Polignac number, because 2152379 - 2⁸ = 2152123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11174 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (366730).

2^2152379 is an apocalyptic number.

2152379 is a deficient number, since it is larger than the sum of its proper divisors (48001).

2152379 is an frugal number, since it uses more digits than its factorization.

2152379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441 (or 250 counting only the distinct ones).

The product of its digits is 3780, while the sum is 29.

The square root of 2152379 is about 1467.0988378429. The cubic root of 2152379 is about 129.1138749694.

The spelling of 2152379 in words is "two million, one hundred fifty-two thousand, three hundred seventy-nine".