261054596 has 72 divisors (see below), whose sum is σ = 526245888. Its totient is φ = 113097600.

The previous prime is 261054593. The next prime is 261054613. The reversal of 261054596 is 695450162.

It is not an unprimeable number, because it can be changed into a prime (261054593) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1905440 + ... + 1905576.

Almost surely, 2^261054596 is an apocalyptic number.

It is an amenable number.

261054596 is an abundant number, since it is smaller than the sum of its proper divisors (265191292).

261054596 is a wasteful number, since it uses less digits than its factorization.

261054596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 261054596 is about 16157.1840368302. The cubic root of 261054596 is about 639.1122098068.

The spelling of 261054596 in words is "two hundred sixty-one million, fifty-four thousand, five hundred ninety-six".