2364391 has 6 divisors (see below), whose sum is σ = 2408240. Its totient is φ = 2320968.

The previous prime is 2364367. The next prime is 2364407. The reversal of 2364391 is 1934632.

2364391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2364391 - 2¹¹ = 2362343 is a prime.

It is a Duffinian number.

2364391 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2364301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13581 + ... + 13753.

2^2364391 is an apocalyptic number.

2364391 is the 973-rd centered pentagonal number.

2364391 is a deficient number, since it is larger than the sum of its proper divisors (43849).

2364391 is an frugal number, since it uses more digits than its factorization.

2364391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 252 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 2364391 is about 1537.6576341956. The cubic root of 2364391 is about 133.2211257363.

The spelling of 2364391 in words is "two million, three hundred sixty-four thousand, three hundred ninety-one".