2425566 has 48 divisors (see below), whose sum is σ = 5764752. Its totient is φ = 675840.

The previous prime is 2425541. The next prime is 2425567. The reversal of 2425566 is 6655242.

2425566 = T₁₀₈ + T₁₀₉ + ... + T₂₅₀.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2425567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9310 + ... + 9566.

It is an arithmetic number, because the mean of its divisors is an integer number (120099).

2^2425566 is an apocalyptic number.

2425566 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2425566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2882376).

2425566 is an abundant number, since it is smaller than the sum of its proper divisors (3339186).

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

2425566 is a wasteful number, since it uses less digits than its factorization.

2425566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 286 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 2425566 is about 1557.4228712845. The cubic root of 2425566 is about 134.3603208050.

The spelling of 2425566 in words is "two million, four hundred twenty-five thousand, five hundred sixty-six".