2451642 has 8 divisors (see below), whose sum is σ = 4903296. Its totient is φ = 817212.

The previous prime is 2451641. The next prime is 2451643. The reversal of 2451642 is 2461542.

2451642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2451641) and next prime (2451643).

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

2451642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2451641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204298 + ... + 204309.

It is an arithmetic number, because the mean of its divisors is an integer number (612912).

2^2451642 is an apocalyptic number.

2451642 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.

2451642 is a wasteful number, since it uses less digits than its factorization.

2451642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408612.

The product of its digits is 1920, while the sum is 24.

The square root of 2451642 is about 1565.7720140557. The cubic root of 2451642 is about 134.8400849950.

The spelling of 2451642 in words is "two million, four hundred fifty-one thousand, six hundred forty-two".