20262125 has 32 divisors (see below), whose sum is σ = 28051296. Its totient is φ = 14515200.

The previous prime is 20262107. The next prime is 20262133. The reversal of 20262125 is 52126202.

It can be written as a sum of positive squares in 16 ways, for example, as 15856324 + 4405801 = 3982^2 + 2099^2 .

It is not a de Polignac number, because 20262125 - 2⁸ = 20261869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20262097 and 20262106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59957 + ... + 60293.

It is an arithmetic number, because the mean of its divisors is an integer number (876603).

Almost surely, 2^20262125 is an apocalyptic number.

20262125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20262125 is a deficient number, since it is larger than the sum of its proper divisors (7789171).

20262125 is a wasteful number, since it uses less digits than its factorization.

20262125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 20262125 is about 4501.3470206151. The cubic root of 20262125 is about 272.6224795204.

Adding to 20262125 its reverse (52126202), we get a palindrome (72388327).

The spelling of 20262125 in words is "twenty million, two hundred sixty-two thousand, one hundred twenty-five".