245272 has 32 divisors (see below), whose sum is σ = 506880. Its totient is φ = 110880.
The previous prime is 245269. The next prime is 245279. The reversal of 245272 is 272542.
245272 is nontrivially palindromic in base 14.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245279) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5683 + ... + 5725.
It is an arithmetic number, because the mean of its divisors is an integer number (15840).
2245272 is an apocalyptic number.
245272 is the 248-th decagonal number.
It is an amenable number.
245272 is an abundant number, since it is smaller than the sum of its proper divisors (261608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245272 is a wasteful number, since it uses less digits than its factorization.
245272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103 (or 99 counting only the distinct ones).
The product of its digits is 1120, while the sum is 22.
The square root of 245272 is about 495.2494321047. The cubic root of 245272 is about 62.5963952509.
The spelling of 245272 in words is "two hundred forty-five thousand, two hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •