64043354 has 12 divisors (see below), whose sum is σ = 96652446. Its totient is φ = 31826832.

The previous prime is 64043347. The next prime is 64043359. The reversal of 64043354 is 45334046.

It can be written as a sum of positive squares in 3 ways, for example, as 61984129 + 2059225 = 7873^2 + 1435^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64043359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171512 + ... + 171884.

Almost surely, 2^64043354 is an apocalyptic number.

64043354 is a deficient number, since it is larger than the sum of its proper divisors (32609092).

64043354 is an equidigital number, since it uses as much as digits as its factorization.

64043354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 64043354 is about 8002.7091662761. The cubic root of 64043354 is about 400.0903004464.

The spelling of 64043354 in words is "sixty-four million, forty-three thousand, three hundred fifty-four".