272206425 has 24 divisors (see below), whose sum is σ = 450526720. Its totient is φ = 145022400.

The previous prime is 272206423. The next prime is 272206439. The reversal of 272206425 is 524602272.

It is not a de Polignac number, because 272206425 - 2¹ = 272206423 is a prime.

It is a super-2 number, since 2×272206425² = 148192675622561250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 272206392 and 272206401.

It is not an unprimeable number, because it can be changed into a prime (272206423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120456 + ... + 122694.

Almost surely, 2^272206425 is an apocalyptic number.

272206425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

272206425 is a deficient number, since it is larger than the sum of its proper divisors (178320295).

272206425 is a wasteful number, since it uses less digits than its factorization.

272206425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3873 (or 3868 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 272206425 is about 16498.6794926139. The cubic root of 272206425 is about 648.0862249040.

Adding to 272206425 its reverse (524602272), we get a palindrome (796808697).

The spelling of 272206425 in words is "two hundred seventy-two million, two hundred six thousand, four hundred twenty-five".