263474 has 8 divisors (see below), whose sum is σ = 399360. Its totient is φ = 130356.

The previous prime is 263443. The next prime is 263489. The reversal of 263474 is 474362.

It is a happy number.

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

It is a d-powerful number, because it can be written as 2 + 6³ + 4⁵ + 3⁴ + 7 + 4⁹ .

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, 434 + ... + 845.

It is an arithmetic number, because the mean of its divisors is an integer number (49920).

2²⁶³⁴⁷⁴ is an apocalyptic number.

263474 is a deficient number, since it is larger than the sum of its proper divisors (135886).

263474 is a wasteful number, since it uses less digits than its factorization.

263474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its digits is 4032, while the sum is 26.

The square root of 263474 is about 513.2971848744. The cubic root of 263474 is about 64.1080531450.

It can be divided in two parts, 263 and 474, that added together give a palindrome (737).

The spelling of 263474 in words is "two hundred sixty-three thousand, four hundred seventy-four".