261514 has 8 divisors (see below), whose sum is σ = 427968. Its totient is φ = 118860.

The previous prime is 261509. The next prime is 261523. The reversal of 261514 is 415162.

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

It is a junction number, because it is equal to n+sod(n) for n = 261491 and 261500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5922 + ... + 5965.

It is an arithmetic number, because the mean of its divisors is an integer number (53496).

2²⁶¹⁵¹⁴ is an apocalyptic number.

261514 is a deficient number, since it is larger than the sum of its proper divisors (166454).

261514 is a wasteful number, since it uses less digits than its factorization.

261514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11900.

The product of its digits is 240, while the sum is 19.

The square root of 261514 is about 511.3843955382. The cubic root of 261514 is about 63.9486893425.

Adding to 261514 its reverse (415162), we get a palindrome (676676).

It can be divided in two parts, 26 and 1514, that added together give a triangular number (1540 = T₅₅).

The spelling of 261514 in words is "two hundred sixty-one thousand, five hundred fourteen".