260426547 has 12 divisors (see below), whose sum is σ = 385347144. Its totient is φ = 169382880.

The previous prime is 260426489. The next prime is 260426557. The reversal of 260426547 is 745624062.

260426547 is a `hidden beast` number, since 2 + 604 + 2 + 6 + 5 + 47 = 666.

It is not a de Polignac number, because 260426547 - 2⁸ = 260426291 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (260426557) 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, 352513 + ... + 353250.

It is an arithmetic number, because the mean of its divisors is an integer number (32112262).

Almost surely, 2^260426547 is an apocalyptic number.

260426547 is a deficient number, since it is larger than the sum of its proper divisors (124920597).

260426547 is a wasteful number, since it uses less digits than its factorization.

260426547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705810 (or 705807 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 260426547 is about 16137.7367372256. The cubic root of 260426547 is about 638.5992697113.

The spelling of 260426547 in words is "two hundred sixty million, four hundred twenty-six thousand, five hundred forty-seven".