65388274 has 8 divisors (see below), whose sum is σ = 112094208. Its totient is φ = 28023540.

The previous prime is 65388259. The next prime is 65388289. The reversal of 65388274 is 47288356.

It is an interprime number because it is at equal distance from previous prime (65388259) and next prime (65388289).

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

It is a self number, because there is not a number n which added to its sum of digits gives 65388274.

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, 2335282 + ... + 2335309.

It is an arithmetic number, because the mean of its divisors is an integer number (14011776).

Almost surely, 2^65388274 is an apocalyptic number.

65388274 is a deficient number, since it is larger than the sum of its proper divisors (46705934).

65388274 is a wasteful number, since it uses less digits than its factorization.

65388274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670600.

The product of its digits is 322560, while the sum is 43.

The square root of 65388274 is about 8086.3016268255. The cubic root of 65388274 is about 402.8715733356.

The spelling of 65388274 in words is "sixty-five million, three hundred eighty-eight thousand, two hundred seventy-four".