25273506 has 8 divisors (see below), whose sum is σ = 50547024. Its totient is φ = 8424500.

The previous prime is 25273483. The next prime is 25273517. The reversal of 25273506 is 60537252.

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

25273506 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2106120 + ... + 2106131.

It is an arithmetic number, because the mean of its divisors is an integer number (6318378).

Almost surely, 2^25273506 is an apocalyptic number.

25273506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25273506 is a wasteful number, since it uses less digits than its factorization.

25273506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212256.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 25273506 is about 5027.2762008865. The cubic root of 25273506 is about 293.4642238974.

The spelling of 25273506 in words is "twenty-five million, two hundred seventy-three thousand, five hundred six".