40744233 has 6 divisors (see below), whose sum is σ = 58852794. Its totient is φ = 27162816.

The previous prime is 40744229. The next prime is 40744237. The reversal of 40744233 is 33244704.

It is an interprime number because it is at equal distance from previous prime (40744229) and next prime (40744237).

It can be written as a sum of positive squares in only one way, i.e., 39275289 + 1468944 = 6267^2 + 1212^2 .

It is not a de Polignac number, because 40744233 - 2² = 40744229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40744197 and 40744206.

It is not an unprimeable number, because it can be changed into a prime (40744237) 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, 2263560 + ... + 2263577.

It is an arithmetic number, because the mean of its divisors is an integer number (9808799).

Almost surely, 2^40744233 is an apocalyptic number.

It is an amenable number.

40744233 is a deficient number, since it is larger than the sum of its proper divisors (18108561).

40744233 is a wasteful number, since it uses less digits than its factorization.

40744233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527143 (or 4527140 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 40744233 is about 6383.1209451177. The cubic root of 40744233 is about 344.1032033282.

Adding to 40744233 its reverse (33244704), we get a palindrome (73988937).

The spelling of 40744233 in words is "forty million, seven hundred forty-four thousand, two hundred thirty-three".