2012355 has 24 divisors (see below), whose sum is σ = 3521232. Its totient is φ = 1063104.

The previous prime is 2012333. The next prime is 2012363. The reversal of 2012355 is 5532102.

It is a happy number.

It is not a de Polignac number, because 2012355 - 2⁵ = 2012323 is a prime.

2012355 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8752 + ... + 8978.

It is an arithmetic number, because the mean of its divisors is an integer number (146718).

2^2012355 is an apocalyptic number.

2012355 is a deficient number, since it is larger than the sum of its proper divisors (1508877).

2012355 is a wasteful number, since it uses less digits than its factorization.

2012355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2012355 is about 1418.5749892057. The cubic root of 2012355 is about 126.2510113307.

Adding to 2012355 its reverse (5532102), we get a palindrome (7544457).

It can be divided in two parts, 201 and 2355, that added together give a triangular number (2556 = T₇₁).

The spelling of 2012355 in words is "two million, twelve thousand, three hundred fifty-five".