65709486 has 24 divisors (see below), whose sum is σ = 149864520. Its totient is φ = 20750256.

The previous prime is 65709443. The next prime is 65709517. The reversal of 65709486 is 68490756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95725 + ... + 96408.

It is an arithmetic number, because the mean of its divisors is an integer number (6244355).

Almost surely, 2^65709486 is an apocalyptic number.

65709486 is an abundant number, since it is smaller than the sum of its proper divisors (84155034).

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

65709486 is a wasteful number, since it uses less digits than its factorization.

65709486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192160 (or 192157 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 65709486 is about 8106.1387848963. The cubic root of 65709486 is about 403.5301820497.

The spelling of 65709486 in words is "sixty-five million, seven hundred nine thousand, four hundred eighty-six".