2025642 has 8 divisors (see below), whose sum is σ = 4051296. Its totient is φ = 675212.

The previous prime is 2025641. The next prime is 2025643. The reversal of 2025642 is 2465202.

It is an interprime number because it is at equal distance from previous prime (2025641) and next prime (2025643).

It is a sphenic number, since it is the product of 3 distinct primes.

2025642 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2025641) 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, 168798 + ... + 168809.

It is an arithmetic number, because the mean of its divisors is an integer number (506412).

2^2025642 is an apocalyptic number.

2025642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2025642 is a wasteful number, since it uses less digits than its factorization.

2025642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337612.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2025642 is about 1423.2505050061. The cubic root of 2025642 is about 126.5282683522.

It can be divided in two parts, 202564 and 2, that added together give a triangular number (202566 = T₆₃₆).

The spelling of 2025642 in words is "two million, twenty-five thousand, six hundred forty-two".