40392533 has 2 divisors, whose sum is σ = 40392534. Its totient is φ = 40392532.

The previous prime is 40392529. The next prime is 40392551. The reversal of 40392533 is 33529304.

40392533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39715204 + 677329 = 6302^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 40392533 - 2² = 40392529 is a prime.

It is equal to p_2456147 and since 40392533 and 2456147 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 40392496 and 40392505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40392133) 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 as a sum of consecutive naturals, namely, 20196266 + 20196267.

It is an arithmetic number, because the mean of its divisors is an integer number (20196267).

Almost surely, 2^40392533 is an apocalyptic number.

It is an amenable number.

40392533 is a deficient number, since it is larger than the sum of its proper divisors (1).

40392533 is an equidigital number, since it uses as much as digits as its factorization.

40392533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 40392533 is about 6355.5120171391. The cubic root of 40392533 is about 343.1102530703.

The spelling of 40392533 in words is "forty million, three hundred ninety-two thousand, five hundred thirty-three".