2545422 has 16 divisors (see below), whose sum is σ = 5553792. Its totient is φ = 771320.

The previous prime is 2545369. The next prime is 2545429. The reversal of 2545422 is 2245452.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2545392 and 2545401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19218 + ... + 19349.

It is an arithmetic number, because the mean of its divisors is an integer number (347112).

2^2545422 is an apocalyptic number.

2545422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2545422 is an abundant number, since it is smaller than the sum of its proper divisors (3008370).

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

2545422 is a wasteful number, since it uses less digits than its factorization.

2545422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38583.

The product of its digits is 3200, while the sum is 24.

The square root of 2545422 is about 1595.4378709307. The cubic root of 2545422 is about 136.5379143026.

The spelling of 2545422 in words is "two million, five hundred forty-five thousand, four hundred twenty-two".