65220354 has 12 divisors (see below), whose sum is σ = 141310806. Its totient is φ = 21740112.

The previous prime is 65220319. The next prime is 65220377. The reversal of 65220354 is 45302256.

65220354 is a `hidden beast` number, since 652 + 2 + 0 + 3 + 5 + 4 = 666.

65220354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 53626329 + 11594025 = 7323^2 + 3405^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1811659 + ... + 1811694.

Almost surely, 2^65220354 is an apocalyptic number.

65220354 is an abundant number, since it is smaller than the sum of its proper divisors (76090452).

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

65220354 is a wasteful number, since it uses less digits than its factorization.

65220354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623361 (or 3623358 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 65220354 is about 8075.9119608871. The cubic root of 65220354 is about 402.5264136569.

The spelling of 65220354 in words is "sixty-five million, two hundred twenty thousand, three hundred fifty-four".