2531355 has 16 divisors (see below), whose sum is σ = 4160544. Its totient is φ = 1313280.

The previous prime is 2531293. The next prime is 2531369. The reversal of 2531355 is 5531352.

It is not a de Polignac number, because 2531355 - 2⁸ = 2531099 is a prime.

2531355 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1726 + ... + 2835.

It is an arithmetic number, because the mean of its divisors is an integer number (260034).

2^2531355 is an apocalyptic number.

2531355 is a deficient number, since it is larger than the sum of its proper divisors (1629189).

2531355 is a wasteful number, since it uses less digits than its factorization.

2531355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606.

The product of its digits is 2250, while the sum is 24.

The square root of 2531355 is about 1591.0232556440. The cubic root of 2531355 is about 136.2859288577.

The spelling of 2531355 in words is "two million, five hundred thirty-one thousand, three hundred fifty-five".