2153356 has 12 divisors (see below), whose sum is σ = 3990168. Its totient is φ = 1013312.

The previous prime is 2153351. The next prime is 2153369. The reversal of 2153356 is 6533512.

It is a happy number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2153356.

It is not an unprimeable number, because it can be changed into a prime (2153351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15766 + ... + 15901.

It is an arithmetic number, because the mean of its divisors is an integer number (332514).

2^2153356 is an apocalyptic number.

It is an amenable number.

2153356 is a deficient number, since it is larger than the sum of its proper divisors (1836812).

2153356 is a wasteful number, since it uses less digits than its factorization.

2153356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31688 (or 31686 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 2153356 is about 1467.4317701345. The cubic root of 2153356 is about 129.1334076469.

Adding to 2153356 its reverse (6533512), we get a palindrome (8686868).

The spelling of 2153356 in words is "two million, one hundred fifty-three thousand, three hundred fifty-six".