2126355 has 48 divisors (see below), whose sum is σ = 4333824. Its totient is φ = 880320.

The previous prime is 2126351. The next prime is 2126363. The reversal of 2126355 is 5536212.

It is not a de Polignac number, because 2126355 - 2² = 2126351 is a prime.

2126355 is a lucky number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2126351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7954 + ... + 8216.

It is an arithmetic number, because the mean of its divisors is an integer number (90288).

2^2126355 is an apocalyptic number.

2126355 is an abundant number, since it is smaller than the sum of its proper divisors (2207469).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2126355 is a wasteful number, since it uses less digits than its factorization.

2126355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 289 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 2126355 is about 1458.2026608123. The cubic root of 2126355 is about 128.5913998959.

The spelling of 2126355 in words is "two million, one hundred twenty-six thousand, three hundred fifty-five".