2402642 has 8 divisors (see below), whose sum is σ = 3931632. Its totient is φ = 1092100.

The previous prime is 2402639. The next prime is 2402651. The reversal of 2402642 is 2462042.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54584 + ... + 54627.

It is an arithmetic number, because the mean of its divisors is an integer number (491454).

2^2402642 is an apocalyptic number.

2402642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2402642 is a deficient number, since it is larger than the sum of its proper divisors (1528990).

2402642 is a wasteful number, since it uses less digits than its factorization.

2402642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109224.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2402642 is about 1550.0458057748. The cubic root of 2402642 is about 133.9357009403.

Adding to 2402642 its reverse (2462042), we get a palindrome (4864684).

It can be divided in two parts, 240 and 2642, that added together give a palindrome (2882).

The spelling of 2402642 in words is "two million, four hundred two thousand, six hundred forty-two".