65043298 has 4 divisors (see below), whose sum is σ = 97564950. Its totient is φ = 32521648.

The previous prime is 65043271. The next prime is 65043323. The reversal of 65043298 is 89234056.

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., 65011969 + 31329 = 8063^2 + 177^2 .

It is a super-2 number, since 2×65043298² = 8461261229433608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16260823 + ... + 16260826.

Almost surely, 2^65043298 is an apocalyptic number.

65043298 is a deficient number, since it is larger than the sum of its proper divisors (32521652).

65043298 is a wasteful number, since it uses less digits than its factorization.

65043298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32521651.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 65043298 is about 8064.9425292435. The cubic root of 65043298 is about 402.1618326503.

It can be divided in two parts, 65043 and 298, that added together give a triangular number (65341 = T₃₆₁).

The spelling of 65043298 in words is "sixty-five million, forty-three thousand, two hundred ninety-eight".