261053262 has 12 divisors (see below), whose sum is σ = 565615440. Its totient is φ = 87017748.

The previous prime is 261053257. The next prime is 261053269. The reversal of 261053262 is 262350162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261053269) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7251462 + ... + 7251497.

It is an arithmetic number, because the mean of its divisors is an integer number (47134620).

Almost surely, 2^261053262 is an apocalyptic number.

261053262 is an abundant number, since it is smaller than the sum of its proper divisors (304562178).

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

261053262 is a wasteful number, since it uses less digits than its factorization.

261053262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14502967 (or 14502964 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 261053262 is about 16157.1427548314. The cubic root of 261053262 is about 639.1111211748. Note that the first 4 decimals are identical.

The spelling of 261053262 in words is "two hundred sixty-one million, fifty-three thousand, two hundred sixty-two".