40752233 has 6 divisors (see below), whose sum is σ = 40977726. Its totient is φ = 40527872.

The previous prime is 40752227. The next prime is 40752241. The reversal of 40752233 is 33225704.

It can be written as a sum of positive squares in 3 ways, for example, as 18774889 + 21977344 = 4333^2 + 4688^2 .

It is not a de Polignac number, because 40752233 - 2¹⁸ = 40490089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40752263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65741 + ... + 66357.

It is an arithmetic number, because the mean of its divisors is an integer number (6829621).

Almost surely, 2^40752233 is an apocalyptic number.

It is an amenable number.

40752233 is a deficient number, since it is larger than the sum of its proper divisors (225493).

40752233 is an frugal number, since it uses more digits than its factorization.

40752233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 40752233 is about 6383.7475670643. The cubic root of 40752233 is about 344.1257230427.

Adding to 40752233 its reverse (33225704), we get a palindrome (73977937).

The spelling of 40752233 in words is "forty million, seven hundred fifty-two thousand, two hundred thirty-three".