229613501 has 8 divisors (see below), whose sum is σ = 249725784. Its totient is φ = 209851200.

The previous prime is 229613459. The next prime is 229613513. The reversal of 229613501 is 105316922.

It can be written as a sum of positive squares in 4 ways, for example, as 104755225 + 124858276 = 10235^2 + 11174^2 .

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

It is not a de Polignac number, because 229613501 - 2¹⁴ = 229597117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229613521) 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, 86126 + ... + 88751.

It is an arithmetic number, because the mean of its divisors is an integer number (31215723).

Almost surely, 2^229613501 is an apocalyptic number.

It is an amenable number.

229613501 is a deficient number, since it is larger than the sum of its proper divisors (20112283).

229613501 is a wasteful number, since it uses less digits than its factorization.

229613501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174991.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 229613501 is about 15153.0030357022. The cubic root of 229613501 is about 612.3491793584.

It can be divided in two parts, 22961 and 3501, that added together give a palindrome (26462).

The spelling of 229613501 in words is "two hundred twenty-nine million, six hundred thirteen thousand, five hundred one".