20341424 has 10 divisors (see below), whose sum is σ = 39411540. Its totient is φ = 10170704.

The previous prime is 20341423. The next prime is 20341439. The reversal of 20341424 is 42414302.

It is a junction number, because it is equal to n+sod(n) for n = 20341396 and 20341405.

It is not an unprimeable number, because it can be changed into a prime (20341423) 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 as a sum of consecutive naturals, namely, 635654 + ... + 635685.

It is an arithmetic number, because the mean of its divisors is an integer number (3941154).

Almost surely, 2^20341424 is an apocalyptic number.

It is an amenable number.

20341424 is a deficient number, since it is larger than the sum of its proper divisors (19070116).

20341424 is a wasteful number, since it uses less digits than its factorization.

20341424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271347 (or 1271341 counting only the distinct ones).

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

The square root of 20341424 is about 4510.1467825338. The cubic root of 20341424 is about 272.9776668210.

Adding to 20341424 its reverse (42414302), we get a palindrome (62755726).

The spelling of 20341424 in words is "twenty million, three hundred forty-one thousand, four hundred twenty-four".