40133229 has 16 divisors (see below), whose sum is σ = 56389632. Its totient is φ = 25339248.

The previous prime is 40133227. The next prime is 40133231. The reversal of 40133229 is 92233104.

It is an interprime number because it is at equal distance from previous prime (40133227) and next prime (40133231).

It is not a de Polignac number, because 40133229 - 2¹ = 40133227 is a prime.

It is a super-2 number, since 2×40133229² = 3221352139932882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40133199 and 40133208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40133227) 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, 4284 + ... + 9930.

It is an arithmetic number, because the mean of its divisors is an integer number (3524352).

Almost surely, 2^40133229 is an apocalyptic number.

It is an amenable number.

40133229 is a deficient number, since it is larger than the sum of its proper divisors (16256403).

40133229 is a wasteful number, since it uses less digits than its factorization.

40133229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5776.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 40133229 is about 6335.0792418091. The cubic root of 40133229 is about 342.3744658669.

The spelling of 40133229 in words is "forty million, one hundred thirty-three thousand, two hundred twenty-nine".