2303642 has 8 divisors (see below), whose sum is σ = 3769632. Its totient is φ = 1047100.

The previous prime is 2303629. The next prime is 2303663. The reversal of 2303642 is 2463032.

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

It is a super-3 number, since 3×2303642³ = 36674670333119055864, which contains 333 as substring.

It is a d-powerful number, because it can be written as 2⁹ + 3¹⁰ + 0 + 3¹² + 6⁸ + 4⁴ + 2¹⁵ .

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, 52334 + ... + 52377.

It is an arithmetic number, because the mean of its divisors is an integer number (471204).

2^2303642 is an apocalyptic number.

2303642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2303642 is a deficient number, since it is larger than the sum of its proper divisors (1465990).

2303642 is a wasteful number, since it uses less digits than its factorization.

2303642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104724.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2303642 is about 1517.7753456951. The cubic root of 2303642 is about 132.0702488031.

Adding to 2303642 its reverse (2463032), we get a palindrome (4766674).

The spelling of 2303642 in words is "two million, three hundred three thousand, six hundred forty-two".