2522394 has 32 divisors (see below), whose sum is σ = 6407040. Its totient is φ = 720576.

The previous prime is 2522393. The next prime is 2522407. The reversal of 2522394 is 4932252.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2522393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959 + ... + 3714.

It is an arithmetic number, because the mean of its divisors is an integer number (200220).

2^2522394 is an apocalyptic number.

2522394 is an abundant number, since it is smaller than the sum of its proper divisors (3884646).

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

2522394 is a wasteful number, since it uses less digits than its factorization.

2522394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691 (or 6685 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 2522394 is about 1588.2046467631. The cubic root of 2522394 is about 136.1249212637.

It can be divided in two parts, 2522 and 394, that added together give a square (2916 = 54²).

The spelling of 2522394 in words is "two million, five hundred twenty-two thousand, three hundred ninety-four".