65416662 has 24 divisors (see below), whose sum is σ = 142693200. Its totient is φ = 21658320.

The previous prime is 65416651. The next prime is 65416667. The reversal of 65416662 is 26661456.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65416667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9514 + ... + 14877.

It is an arithmetic number, because the mean of its divisors is an integer number (5945550).

Almost surely, 2^65416662 is an apocalyptic number.

65416662 is an abundant number, since it is smaller than the sum of its proper divisors (77276538).

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

65416662 is a wasteful number, since it uses less digits than its factorization.

65416662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24548 (or 24545 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 65416662 is about 8088.0567505427. The cubic root of 65416662 is about 402.9298664762.

It can be divided in two parts, 6541 and 6662, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 65416662 in words is "sixty-five million, four hundred sixteen thousand, six hundred sixty-two".