65630058 has 16 divisors (see below), whose sum is σ = 141357216. Its totient is φ = 20193840.

The previous prime is 65630023. The next prime is 65630077. The reversal of 65630058 is 85003656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420628 + ... + 420783.

It is an arithmetic number, because the mean of its divisors is an integer number (8834826).

Almost surely, 2^65630058 is an apocalyptic number.

65630058 is an abundant number, since it is smaller than the sum of its proper divisors (75727158).

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

65630058 is a wasteful number, since it uses less digits than its factorization.

65630058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841429.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 65630058 is about 8101.2380535323. The cubic root of 65630058 is about 403.3675240616.

The spelling of 65630058 in words is "sixty-five million, six hundred thirty thousand, fifty-eight".