65049636 has 12 divisors (see below), whose sum is σ = 151782512. Its totient is φ = 21683208.

The previous prime is 65049629. The next prime is 65049659. The reversal of 65049636 is 63694056.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 65049594 and 65049603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2710390 + ... + 2710413.

Almost surely, 2^65049636 is an apocalyptic number.

It is an amenable number.

65049636 is an abundant number, since it is smaller than the sum of its proper divisors (86732876).

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

65049636 is a wasteful number, since it uses less digits than its factorization.

65049636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420810 (or 5420808 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 65049636 is about 8065.3354548958. The cubic root of 65049636 is about 402.1748948155.

The spelling of 65049636 in words is "sixty-five million, forty-nine thousand, six hundred thirty-six".