40286229 has 16 divisors (see below), whose sum is σ = 56000448. Its totient is φ = 25736832.

The previous prime is 40286221. The next prime is 40286237. The reversal of 40286229 is 92268204.

It is an interprime number because it is at equal distance from previous prime (40286221) and next prime (40286237).

It is not a de Polignac number, because 40286229 - 2³ = 40286221 is a prime.

It is a super-3 number, since 3×40286229³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40286229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40286221) 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, 4729 + ... + 10145.

It is an arithmetic number, because the mean of its divisors is an integer number (3500028).

Almost surely, 2^40286229 is an apocalyptic number.

It is an amenable number.

40286229 is a deficient number, since it is larger than the sum of its proper divisors (15714219).

40286229 is a wasteful number, since it uses less digits than its factorization.

40286229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 40286229 is about 6347.1433732034. The cubic root of 40286229 is about 342.8089924693.

The spelling of 40286229 in words is "forty million, two hundred eighty-six thousand, two hundred twenty-nine".