40533798 has 16 divisors (see below), whose sum is σ = 81248256. Its totient is φ = 13481160.

The previous prime is 40533791. The next prime is 40533799. The reversal of 40533798 is 89733504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40533791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4518 + ... + 10073.

It is an arithmetic number, because the mean of its divisors is an integer number (5078016).

Almost surely, 2^40533798 is an apocalyptic number.

40533798 is an abundant number, since it is smaller than the sum of its proper divisors (40714458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40533798 is a wasteful number, since it uses less digits than its factorization.

40533798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15059.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 40533798 is about 6366.6158985759. The cubic root of 40533798 is about 343.5097747283.

The spelling of 40533798 in words is "forty million, five hundred thirty-three thousand, seven hundred ninety-eight".