65930628 has 12 divisors (see below), whose sum is σ = 153838160. Its totient is φ = 21976872.

The previous prime is 65930621. The next prime is 65930639. The reversal of 65930628 is 82603956.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (65930621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2747098 + ... + 2747121.

Almost surely, 2^65930628 is an apocalyptic number.

It is an amenable number.

65930628 is an abundant number, since it is smaller than the sum of its proper divisors (87907532).

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

65930628 is a wasteful number, since it uses less digits than its factorization.

65930628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494226 (or 5494224 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 65930628 is about 8119.7677306682. The cubic root of 65930628 is about 403.9823620702.

The spelling of 65930628 in words is "sixty-five million, nine hundred thirty thousand, six hundred twenty-eight".