20147614 has 4 divisors (see below), whose sum is σ = 30221424. Its totient is φ = 10073806.

The previous prime is 20147597. The next prime is 20147623. The reversal of 20147614 is 41674102.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5036902 + ... + 5036905.

It is an arithmetic number, because the mean of its divisors is an integer number (7555356).

Almost surely, 2^20147614 is an apocalyptic number.

20147614 is a deficient number, since it is larger than the sum of its proper divisors (10073810).

20147614 is a wasteful number, since it uses less digits than its factorization.

20147614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10073809.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 20147614 is about 4488.6093614838. The cubic root of 20147614 is about 272.1079354648.

The spelling of 20147614 in words is "twenty million, one hundred forty-seven thousand, six hundred fourteen".