20314825 has 12 divisors (see below), whose sum is σ = 25386768. Its totient is φ = 16125200.

The previous prime is 20314759. The next prime is 20314829. The reversal of 20314825 is 52841302.

It is not a de Polignac number, because 20314825 - 2¹³ = 20306633 is a prime.

It is a super-2 number, since 2×20314825² = 825384229561250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20314825.

It is not an unprimeable number, because it can be changed into a prime (20314829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174 + ... + 6376.

It is an arithmetic number, because the mean of its divisors is an integer number (2115564).

Almost surely, 2^20314825 is an apocalyptic number.

20314825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20314825 is a deficient number, since it is larger than the sum of its proper divisors (5071943).

20314825 is a wasteful number, since it uses less digits than its factorization.

20314825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344 (or 6339 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 20314825 is about 4507.1970225407. The cubic root of 20314825 is about 272.8586305772.

The spelling of 20314825 in words is "twenty million, three hundred fourteen thousand, eight hundred twenty-five".