65467642 has 16 divisors (see below), whose sum is σ = 99351720. Its totient is φ = 32352768.

The previous prime is 65467613. The next prime is 65467657. The reversal of 65467642 is 24676456.

It can be written as a sum of positive squares in 4 ways, for example, as 39955041 + 25512601 = 6321^2 + 5051^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65467595 and 65467604.

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, 91984 + ... + 92692.

Almost surely, 2^65467642 is an apocalyptic number.

65467642 is a deficient number, since it is larger than the sum of its proper divisors (33884078).

65467642 is a wasteful number, since it uses less digits than its factorization.

65467642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185.

The product of its digits is 241920, while the sum is 40.

The square root of 65467642 is about 8091.2076972477. The cubic root of 65467642 is about 403.0345086792.

The spelling of 65467642 in words is "sixty-five million, four hundred sixty-seven thousand, six hundred forty-two".