65275274 has 24 divisors (see below), whose sum is σ = 107395968. Its totient is φ = 29718720.

The previous prime is 65275229. The next prime is 65275283. The reversal of 65275274 is 47257256.

It is a happy number.

It is a super-2 number, since 2×65275274² = 8521722791550152, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16097 + ... + 19739.

It is an arithmetic number, because the mean of its divisors is an integer number (4474832).

Almost surely, 2^65275274 is an apocalyptic number.

65275274 is a deficient number, since it is larger than the sum of its proper divisors (42120694).

65275274 is a wasteful number, since it uses less digits than its factorization.

65275274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710 (or 3693 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 65275274 is about 8079.3114805657. The cubic root of 65275274 is about 402.6393668842.

The spelling of 65275274 in words is "sixty-five million, two hundred seventy-five thousand, two hundred seventy-four".