61675 has 6 divisors (see below), whose sum is σ = 76508. Its totient is φ = 49320.
The previous prime is 61673. The next prime is 61681. The reversal of 61675 is 57616.
It is not a de Polignac number, because 61675 - 21 = 61673 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 2467 = 61675 / (6 + 1 + 6 + 7 + 5).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61673) 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, 1209 + ... + 1258.
261675 is an apocalyptic number.
61675 is a deficient number, since it is larger than the sum of its proper divisors (14833).
61675 is a wasteful number, since it uses less digits than its factorization.
61675 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2477 (or 2472 counting only the distinct ones).
The product of its digits is 1260, while the sum is 25.
The square root of 61675 is about 248.3445187638. The cubic root of 61675 is about 39.5096381971.
It can be divided in two parts, 6 and 1675, that added together give a square (1681 = 412).
The spelling of 61675 in words is "sixty-one thousand, six hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •