64055842 has 4 divisors (see below), whose sum is σ = 96083766. Its totient is φ = 32027920.

The previous prime is 64055839. The next prime is 64055891. The reversal of 64055842 is 24855046.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45037521 + 19018321 = 6711^2 + 4361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64055798 and 64055807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16013959 + ... + 16013962.

Almost surely, 2^64055842 is an apocalyptic number.

64055842 is a deficient number, since it is larger than the sum of its proper divisors (32027924).

64055842 is a wasteful number, since it uses less digits than its factorization.

64055842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32027923.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 64055842 is about 8003.4893640212. The cubic root of 64055842 is about 400.1163036804.

The spelling of 64055842 in words is "sixty-four million, fifty-five thousand, eight hundred forty-two".