40533799 has 2 divisors, whose sum is σ = 40533800. Its totient is φ = 40533798.

The previous prime is 40533791. The next prime is 40533803. The reversal of 40533799 is 99733504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40533799 - 2³ = 40533791 is a prime.

It is a super-2 number, since 2×40533799² = 3285977722744802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40533791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20266899 + 20266900.

It is an arithmetic number, because the mean of its divisors is an integer number (20266900).

Almost surely, 2^40533799 is an apocalyptic number.

40533799 is a deficient number, since it is larger than the sum of its proper divisors (1).

40533799 is an equidigital number, since it uses as much as digits as its factorization.

40533799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 40533799 is about 6366.6159771106. The cubic root of 40533799 is about 343.5097775531.

The spelling of 40533799 in words is "forty million, five hundred thirty-three thousand, seven hundred ninety-nine".