40219533 has 12 divisors (see below), whose sum is σ = 59080320. Its totient is φ = 26358216.

The previous prime is 40219519. The next prime is 40219537. The reversal of 40219533 is 33591204.

It is not a de Polignac number, because 40219533 - 2⁹ = 40219021 is a prime.

It is a super-2 number, since 2×40219533² = 3235221669476178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40219497 and 40219506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40219537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37341 + ... + 38402.

It is an arithmetic number, because the mean of its divisors is an integer number (4923360).

Almost surely, 2^40219533 is an apocalyptic number.

It is an amenable number.

40219533 is a deficient number, since it is larger than the sum of its proper divisors (18860787).

40219533 is a wasteful number, since it uses less digits than its factorization.

40219533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75808 (or 75805 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 40219533 is about 6341.8871796966. The cubic root of 40219533 is about 342.6197084529.

The spelling of 40219533 in words is "forty million, two hundred nineteen thousand, five hundred thirty-three".