65514428 has 24 divisors (see below), whose sum is σ = 133819392. Its totient is φ = 27479664.

The previous prime is 65514403. The next prime is 65514431. The reversal of 65514428 is 82441556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23576 + ... + 26207.

It is an arithmetic number, because the mean of its divisors is an integer number (5575808).

Almost surely, 2^65514428 is an apocalyptic number.

It is an amenable number.

65514428 is an abundant number, since it is smaller than the sum of its proper divisors (68304964).

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

65514428 is a wasteful number, since it uses less digits than its factorization.

65514428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49841 (or 49839 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 65514428 is about 8094.0983438552. The cubic root of 65514428 is about 403.1304944307.

The spelling of 65514428 in words is "sixty-five million, five hundred fourteen thousand, four hundred twenty-eight".