65750274 has 24 divisors (see below), whose sum is σ = 145491840. Its totient is φ = 21450168.

The previous prime is 65750257. The next prime is 65750281. The reversal of 65750274 is 47205756.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38014 + ... + 39705.

It is an arithmetic number, because the mean of its divisors is an integer number (6062160).

Almost surely, 2^65750274 is an apocalyptic number.

65750274 is an abundant number, since it is smaller than the sum of its proper divisors (79741566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65750274 is a wasteful number, since it uses less digits than its factorization.

65750274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77774 (or 77771 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 65750274 is about 8108.6542656596. The cubic root of 65750274 is about 403.6136595183.

The spelling of 65750274 in words is "sixty-five million, seven hundred fifty thousand, two hundred seventy-four".