65351994 has 8 divisors (see below), whose sum is σ = 130704000. Its totient is φ = 21783996.

The previous prime is 65351983. The next prime is 65352013. The reversal of 65351994 is 49915356.

It is a sphenic number, since it is the product of 3 distinct primes.

65351994 is an admirable number.

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, 5445994 + ... + 5446005.

It is an arithmetic number, because the mean of its divisors is an integer number (16338000).

Almost surely, 2^65351994 is an apocalyptic number.

65351994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65351994 is a wasteful number, since it uses less digits than its factorization.

65351994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10892004.

The product of its digits is 145800, while the sum is 42.

The square root of 65351994 is about 8084.0580156256. The cubic root of 65351994 is about 402.7970498580.

The spelling of 65351994 in words is "sixty-five million, three hundred fifty-one thousand, nine hundred ninety-four".