260626042 has 8 divisors (see below), whose sum is σ = 392965236. Its totient is φ = 129637632.

The previous prime is 260626007. The next prime is 260626043. The reversal of 260626042 is 240626062.

It can be written as a sum of positive squares in 2 ways, for example, as 248661361 + 11964681 = 15769^2 + 3459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 260626042.

It is not an unprimeable number, because it can be changed into a prime (260626043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337213 + ... + 337984.

Almost surely, 2^260626042 is an apocalyptic number.

260626042 is a deficient number, since it is larger than the sum of its proper divisors (132339194).

260626042 is a wasteful number, since it uses less digits than its factorization.

260626042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675392.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 260626042 is about 16143.9165632135. The cubic root of 260626042 is about 638.7622905278.

The spelling of 260626042 in words is "two hundred sixty million, six hundred twenty-six thousand, forty-two".