65934340 has 24 divisors (see below), whose sum is σ = 139066200. Its totient is φ = 26258688.

The previous prime is 65934331. The next prime is 65934359. The reversal of 65934340 is 4343956.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11410884 + 54523456 = 3378^2 + 7384^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 65934296 and 65934305.

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 7 ways as a sum of consecutive naturals, for example, 2415 + ... + 11734.

It is an arithmetic number, because the mean of its divisors is an integer number (5794425).

Almost surely, 2^65934340 is an apocalyptic number.

It is an amenable number.

65934340 is an abundant number, since it is smaller than the sum of its proper divisors (73131860).

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

65934340 is a wasteful number, since it uses less digits than its factorization.

65934340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14391 (or 14389 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 65934340 is about 8119.9963054179. The cubic root of 65934340 is about 403.9899435460.

The spelling of 65934340 in words is "sixty-five million, nine hundred thirty-four thousand, three hundred forty".