263227642 has 8 divisors (see below), whose sum is σ = 394981632. Its totient is φ = 131567100.

The previous prime is 263227637. The next prime is 263227649. The reversal of 263227642 is 246722362.

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 = 263227598 and 263227607.

It is not an unprimeable number, because it can be changed into a prime (263227649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15834 + ... + 27877.

It is an arithmetic number, because the mean of its divisors is an integer number (49372704).

Almost surely, 2^263227642 is an apocalyptic number.

263227642 is a deficient number, since it is larger than the sum of its proper divisors (131753990).

263227642 is a wasteful number, since it uses less digits than its factorization.

263227642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46724.

The product of its digits is 48384, while the sum is 34.

The square root of 263227642 is about 16224.2917256810. The cubic root of 263227642 is about 640.8806577519.

The spelling of 263227642 in words is "two hundred sixty-three million, two hundred twenty-seven thousand, six hundred forty-two".