2361405 has 8 divisors (see below), whose sum is σ = 3778272. Its totient is φ = 1259408.

The previous prime is 2361397. The next prime is 2361407. The reversal of 2361405 is 5041632.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2361405 - 2³ = 2361397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78699 + ... + 78728.

It is an arithmetic number, because the mean of its divisors is an integer number (472284).

2^2361405 is an apocalyptic number.

It is an amenable number.

2361405 is a deficient number, since it is larger than the sum of its proper divisors (1416867).

2361405 is a wasteful number, since it uses less digits than its factorization.

2361405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157435.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2361405 is about 1536.6863700834. The cubic root of 2361405 is about 133.1650202586.

The spelling of 2361405 in words is "two million, three hundred sixty-one thousand, four hundred five".