260346642 has 16 divisors (see below), whose sum is σ = 526062432. Its totient is φ = 85887360.

The previous prime is 260346631. The next prime is 260346661. The reversal of 260346642 is 246643062.

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, 223084 + ... + 224247.

It is an arithmetic number, because the mean of its divisors is an integer number (32878902).

Almost surely, 2^260346642 is an apocalyptic number.

260346642 is an abundant number, since it is smaller than the sum of its proper divisors (265715790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260346642 is a wasteful number, since it uses less digits than its factorization.

260346642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447433.

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 260346642 is about 16135.2608283845. The cubic root of 260346642 is about 638.5339505968.

The spelling of 260346642 in words is "two hundred sixty million, three hundred forty-six thousand, six hundred forty-two".