20147367 has 8 divisors (see below), whose sum is σ = 27370224. Its totient is φ = 13178048.

The previous prime is 20147341. The next prime is 20147371. The reversal of 20147367 is 76374102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20147367 - 2⁸ = 20147111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20147317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63198 + ... + 63515.

It is an arithmetic number, because the mean of its divisors is an integer number (3421278).

Almost surely, 2^20147367 is an apocalyptic number.

20147367 is a deficient number, since it is larger than the sum of its proper divisors (7222857).

20147367 is a wasteful number, since it uses less digits than its factorization.

20147367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126769.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 20147367 is about 4488.5818473099. The cubic root of 20147367 is about 272.1068234897.

The spelling of 20147367 in words is "twenty million, one hundred forty-seven thousand, three hundred sixty-seven".