20143614 has 32 divisors (see below), whose sum is σ = 42725376. Its totient is φ = 6320160.

The previous prime is 20143567. The next prime is 20143619. The reversal of 20143614 is 41634102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20143619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5419 + ... + 8345.

It is an arithmetic number, because the mean of its divisors is an integer number (1335168).

Almost surely, 2^20143614 is an apocalyptic number.

20143614 is an abundant number, since it is smaller than the sum of its proper divisors (22581762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20143614 is a wasteful number, since it uses less digits than its factorization.

20143614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 20143614 is about 4488.1637670655. The cubic root of 20143614 is about 272.0899266528.

Adding to 20143614 its reverse (41634102), we get a palindrome (61777716).

The spelling of 20143614 in words is "twenty million, one hundred forty-three thousand, six hundred fourteen".