64910228 has 12 divisors (see below), whose sum is σ = 114274272. Its totient is φ = 32260440.

The previous prime is 64910227. The next prime is 64910273. The reversal of 64910228 is 82201946.

It is a junction number, because it is equal to n+sod(n) for n = 64910194 and 64910203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64910227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47918 + ... + 49253.

It is an arithmetic number, because the mean of its divisors is an integer number (9522856).

Almost surely, 2^64910228 is an apocalyptic number.

It is an amenable number.

64910228 is a deficient number, since it is larger than the sum of its proper divisors (49364044).

64910228 is a wasteful number, since it uses less digits than its factorization.

64910228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97342 (or 97340 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 64910228 is about 8056.6884015705. The cubic root of 64910228 is about 401.8873887358.

The spelling of 64910228 in words is "sixty-four million, nine hundred ten thousand, two hundred twenty-eight".