64261042 has 16 divisors (see below), whose sum is σ = 100364760. Its totient is φ = 30820608.

The previous prime is 64261039. The next prime is 64261061. The reversal of 64261042 is 24016246.

It can be written as a sum of positive squares in 4 ways, for example, as 63536841 + 724201 = 7971^2 + 851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64260998 and 64261016.

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, 5578 + ... + 12634.

Almost surely, 2^64261042 is an apocalyptic number.

64261042 is a deficient number, since it is larger than the sum of its proper divisors (36103718).

64261042 is a wasteful number, since it uses less digits than its factorization.

64261042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 64261042 is about 8016.2985223855. The cubic root of 64261042 is about 400.5430997729.

Adding to 64261042 its reverse (24016246), we get a palindrome (88277288).

The spelling of 64261042 in words is "sixty-four million, two hundred sixty-one thousand, forty-two".