20465027 has 8 divisors (see below), whose sum is σ = 22870512. Its totient is φ = 18150400.

The previous prime is 20464987. The next prime is 20465041. The reversal of 20465027 is 72056402.

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 20465027 - 2¹² = 20460931 is a prime.

It is a super-2 number, since 2×20465027² = 837634660221458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20464987 and 20465005.

It is not an unprimeable number, because it can be changed into a prime (20465047) 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, 22238 + ... + 23139.

It is an arithmetic number, because the mean of its divisors is an integer number (2858814).

Almost surely, 2^20465027 is an apocalyptic number.

20465027 is a deficient number, since it is larger than the sum of its proper divisors (2405485).

20465027 is a wasteful number, since it uses less digits than its factorization.

20465027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45429.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 20465027 is about 4523.8287987058. The cubic root of 20465027 is about 273.5294595100.

The spelling of 20465027 in words is "twenty million, four hundred sixty-five thousand, twenty-seven".