40632433 has 2 divisors, whose sum is σ = 40632434. Its totient is φ = 40632432.

The previous prime is 40632409. The next prime is 40632491. The reversal of 40632433 is 33423604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31674384 + 8958049 = 5628^2 + 2993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40632433 is a prime.

It is a super-2 number, since 2×40632433² = 3301989222998978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40632398 and 40632407.

It is not a weakly prime, because it can be changed into another prime (40632833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316216 + 20316217.

It is an arithmetic number, because the mean of its divisors is an integer number (20316217).

Almost surely, 2^40632433 is an apocalyptic number.

It is an amenable number.

40632433 is a deficient number, since it is larger than the sum of its proper divisors (1).

40632433 is an equidigital number, since it uses as much as digits as its factorization.

40632433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 40632433 is about 6374.3574578149. The cubic root of 40632433 is about 343.7881814118.

The spelling of 40632433 in words is "forty million, six hundred thirty-two thousand, four hundred thirty-three".