226929537 has 6 divisors (see below), whose sum is σ = 327787122. Its totient is φ = 151286352.

The previous prime is 226929529. The next prime is 226929541. The reversal of 226929537 is 735929622.

It is a happy number.

226929537 is a `hidden beast` number, since 2 + 26 + 92 + 9 + 537 = 666.

It can be written as a sum of positive squares in only one way, i.e., 226081296 + 848241 = 15036^2 + 921^2 .

It is not a de Polignac number, because 226929537 - 2³ = 226929529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226929492 and 226929501.

It is not an unprimeable number, because it can be changed into a prime (226929557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12607188 + ... + 12607205.

It is an arithmetic number, because the mean of its divisors is an integer number (54631187).

Almost surely, 2^226929537 is an apocalyptic number.

It is an amenable number.

226929537 is a deficient number, since it is larger than the sum of its proper divisors (100857585).

226929537 is a wasteful number, since it uses less digits than its factorization.

226929537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25214399 (or 25214396 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 226929537 is about 15064.1805950407. The cubic root of 226929537 is about 609.9538951090.

The spelling of 226929537 in words is "two hundred twenty-six million, nine hundred twenty-nine thousand, five hundred thirty-seven".