65969228 has 24 divisors (see below), whose sum is σ = 124583088. Its totient is φ = 30384576.

The previous prime is 65969213. The next prime is 65969249. The reversal of 65969228 is 82296956.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32450 + ... + 34422.

It is an arithmetic number, because the mean of its divisors is an integer number (5190962).

Almost surely, 2^65969228 is an apocalyptic number.

It is an amenable number.

65969228 is a deficient number, since it is larger than the sum of its proper divisors (58613860).

65969228 is a wasteful number, since it uses less digits than its factorization.

65969228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633 (or 2631 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 65969228 is about 8122.1442981518. The cubic root of 65969228 is about 404.0611857139.

The spelling of 65969228 in words is "sixty-five million, nine hundred sixty-nine thousand, two hundred twenty-eight".