260457628 has 12 divisors (see below), whose sum is σ = 461571040. Its totient is φ = 128580192.

The previous prime is 260457601. The next prime is 260457677. The reversal of 260457628 is 826754062.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411801 + ... + 412432.

Almost surely, 2^260457628 is an apocalyptic number.

It is an amenable number.

260457628 is a deficient number, since it is larger than the sum of its proper divisors (201113412).

260457628 is a wasteful number, since it uses less digits than its factorization.

260457628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824316 (or 824314 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 260457628 is about 16138.6996997899. The cubic root of 260457628 is about 638.6246735658.

The spelling of 260457628 in words is "two hundred sixty million, four hundred fifty-seven thousand, six hundred twenty-eight".