20253614 has 4 divisors (see below), whose sum is σ = 30380424. Its totient is φ = 10126806.

The previous prime is 20253589. The next prime is 20253661. The reversal of 20253614 is 41635202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20253614.

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, 5063402 + ... + 5063405.

It is an arithmetic number, because the mean of its divisors is an integer number (7595106).

Almost surely, 2^20253614 is an apocalyptic number.

20253614 is a deficient number, since it is larger than the sum of its proper divisors (10126810).

20253614 is a wasteful number, since it uses less digits than its factorization.

20253614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10126809.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 20253614 is about 4500.4015376408. The cubic root of 20253614 is about 272.5843029574.

Adding to 20253614 its reverse (41635202), we get a palindrome (61888816).

The spelling of 20253614 in words is "twenty million, two hundred fifty-three thousand, six hundred fourteen".