20602382 has 4 divisors (see below), whose sum is σ = 30903576. Its totient is φ = 10301190.

The previous prime is 20602357. The next prime is 20602409. The reversal of 20602382 is 28320602.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5150594 + ... + 5150597.

It is an arithmetic number, because the mean of its divisors is an integer number (7725894).

Almost surely, 2^20602382 is an apocalyptic number.

20602382 is a deficient number, since it is larger than the sum of its proper divisors (10301194).

20602382 is a wasteful number, since it uses less digits than its factorization.

20602382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10301193.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 20602382 is about 4538.9846882315. The cubic root of 20602382 is about 274.1400442036.

Adding to 20602382 its reverse (28320602), we get a palindrome (48922984).

The spelling of 20602382 in words is "twenty million, six hundred two thousand, three hundred eighty-two".