40283229 has 16 divisors (see below), whose sum is σ = 63365120. Its totient is φ = 22276080.

The previous prime is 40283209. The next prime is 40283263. The reversal of 40283229 is 92238204.

It is not a de Polignac number, because 40283229 - 2¹² = 40279133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40283196 and 40283205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40283209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30289 + ... + 31590.

It is an arithmetic number, because the mean of its divisors is an integer number (3960320).

Almost surely, 2^40283229 is an apocalyptic number.

It is an amenable number.

40283229 is a deficient number, since it is larger than the sum of its proper divisors (23081891).

40283229 is a wasteful number, since it uses less digits than its factorization.

40283229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61920.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40283229 is about 6346.9070420166. The cubic root of 40283229 is about 342.8004829237.

The spelling of 40283229 in words is "forty million, two hundred eighty-three thousand, two hundred twenty-nine".