261462 has 8 divisors (see below), whose sum is σ = 522936. Its totient is φ = 87152.

The previous prime is 261451. The next prime is 261463. The reversal of 261462 is 264162.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

261462 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 261462.

It is not an unprimeable number, because it can be changed into a prime (261463) 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 3 ways as a sum of consecutive naturals, for example, 21783 + ... + 21794.

It is an arithmetic number, because the mean of its divisors is an integer number (65367).

2²⁶¹⁴⁶² is an apocalyptic number.

261462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

261462 is a wasteful number, since it uses less digits than its factorization.

261462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43582.

The product of its digits is 576, while the sum is 21.

The square root of 261462 is about 511.3335506301. Note that the first 3 decimals coincide. The cubic root of 261462 is about 63.9444504971.

The spelling of 261462 in words is "two hundred sixty-one thousand, four hundred sixty-two".