65329378 has 4 divisors (see below), whose sum is σ = 97994070. Its totient is φ = 32664688.

The previous prime is 65329339. The next prime is 65329393. The reversal of 65329378 is 87392356.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53100369 + 12229009 = 7287^2 + 3497^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16332343 + ... + 16332346.

Almost surely, 2^65329378 is an apocalyptic number.

65329378 is a deficient number, since it is larger than the sum of its proper divisors (32664692).

65329378 is a wasteful number, since it uses less digits than its factorization.

65329378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32664691.

The product of its digits is 272160, while the sum is 43.

The square root of 65329378 is about 8082.6590921553. The cubic root of 65329378 is about 402.7505799210.

The spelling of 65329378 in words is "sixty-five million, three hundred twenty-nine thousand, three hundred seventy-eight".