261114684 has 12 divisors (see below), whose sum is σ = 609267624. Its totient is φ = 87038224.

The previous prime is 261114683. The next prime is 261114757. The reversal of 261114684 is 486411162.

261114684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261114683) 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, 10879767 + ... + 10879790.

It is an arithmetic number, because the mean of its divisors is an integer number (50772302).

Almost surely, 2^261114684 is an apocalyptic number.

It is an amenable number.

261114684 is an abundant number, since it is smaller than the sum of its proper divisors (348152940).

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

261114684 is a wasteful number, since it uses less digits than its factorization.

261114684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21759564 (or 21759562 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 261114684 is about 16159.0434122816. The cubic root of 261114684 is about 639.1612417321.

The spelling of 261114684 in words is "two hundred sixty-one million, one hundred fourteen thousand, six hundred eighty-four".