2253402 has 24 divisors (see below), whose sum is σ = 5095584. Its totient is φ = 718344.

The previous prime is 2253397. The next prime is 2253409. The reversal of 2253402 is 2043522.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2253409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2308 + ... + 3135.

It is an arithmetic number, because the mean of its divisors is an integer number (212316).

2^2253402 is an apocalyptic number.

2253402 is an abundant number, since it is smaller than the sum of its proper divisors (2842182).

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

2253402 is a wasteful number, since it uses less digits than its factorization.

2253402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5474 (or 5471 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2253402 is about 1501.1335716718. The cubic root of 2253402 is about 131.1030791360.

Adding to 2253402 its reverse (2043522), we get a palindrome (4296924).

The spelling of 2253402 in words is "two million, two hundred fifty-three thousand, four hundred two".