261034952 has 16 divisors (see below), whose sum is σ = 490173660. Its totient is φ = 130321984.

The previous prime is 261034937. The next prime is 261034957. The reversal of 261034952 is 259430162.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 196168036 + 64866916 = 14006^2 + 8054^2 .

It is not an unprimeable number, because it can be changed into a prime (261034957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18683 + ... + 29514.

Almost surely, 2^261034952 is an apocalyptic number.

It is an amenable number.

261034952 is a deficient number, since it is larger than the sum of its proper divisors (229138708).

261034952 is a wasteful number, since it uses less digits than its factorization.

261034952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48880 (or 48876 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 261034952 is about 16156.5761224339. The cubic root of 261034952 is about 639.0961786325.

The spelling of 261034952 in words is "two hundred sixty-one million, thirty-four thousand, nine hundred fifty-two".