65355630 has 32 divisors (see below), whose sum is σ = 165110400. Its totient is φ = 16510752.

The previous prime is 65355629. The next prime is 65355671. The reversal of 65355630 is 3655356.

It is a junction number, because it is equal to n+sod(n) for n = 65355591 and 65355600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56760 + ... + 57899.

It is an arithmetic number, because the mean of its divisors is an integer number (5159700).

Almost surely, 2^65355630 is an apocalyptic number.

65355630 is an abundant number, since it is smaller than the sum of its proper divisors (99754770).

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

65355630 is a wasteful number, since it uses less digits than its factorization.

65355630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114688.

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 65355630 is about 8084.2828995527. The cubic root of 65355630 is about 402.8045198821.

The spelling of 65355630 in words is "sixty-five million, three hundred fifty-five thousand, six hundred thirty".