261352796 has 24 divisors (see below), whose sum is σ = 475009920. Its totient is φ = 125726832.

The previous prime is 261352757. The next prime is 261352813. The reversal of 261352796 is 697253162.

It is a congruent number.

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, 185 + ... + 22863.

It is an arithmetic number, because the mean of its divisors is an integer number (19792080).

Almost surely, 2^261352796 is an apocalyptic number.

It is an amenable number.

261352796 is a deficient number, since it is larger than the sum of its proper divisors (213657124).

261352796 is a wasteful number, since it uses less digits than its factorization.

261352796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22793 (or 22791 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 261352796 is about 16166.4094962363. The cubic root of 261352796 is about 639.3554676576.

The spelling of 261352796 in words is "two hundred sixty-one million, three hundred fifty-two thousand, seven hundred ninety-six".