25061228 has 24 divisors (see below), whose sum is σ = 46334400. Its totient is φ = 11827728.

The previous prime is 25061227. The next prime is 25061233. The reversal of 25061228 is 82216052.

It is a junction number, because it is equal to n+sod(n) for n = 25061197 and 25061206.

It is not an unprimeable number, because it can be changed into a prime (25061221) 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, 31451 + ... + 32237.

It is an arithmetic number, because the mean of its divisors is an integer number (1930600).

Almost surely, 2^25061228 is an apocalyptic number.

It is an amenable number.

25061228 is a deficient number, since it is larger than the sum of its proper divisors (21273172).

25061228 is a wasteful number, since it uses less digits than its factorization.

25061228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1227 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 25061228 is about 5006.1190557157. The cubic root of 25061228 is about 292.6402882211.

The spelling of 25061228 in words is "twenty-five million, sixty-one thousand, two hundred twenty-eight".