40383337 has 2 divisors, whose sum is σ = 40383338. Its totient is φ = 40383336.

The previous prime is 40383307. The next prime is 40383361. The reversal of 40383337 is 73338304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38204761 + 2178576 = 6181^2 + 1476^2 .

It is a cyclic number.

It is not a de Polignac number, because 40383337 - 2⁷ = 40383209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40383299 and 40383308.

It is not a weakly prime, because it can be changed into another prime (40383307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20191668 + 20191669.

It is an arithmetic number, because the mean of its divisors is an integer number (20191669).

Almost surely, 2^40383337 is an apocalyptic number.

It is an amenable number.

40383337 is a deficient number, since it is larger than the sum of its proper divisors (1).

40383337 is an equidigital number, since it uses as much as digits as its factorization.

40383337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 40383337 is about 6354.7885094628. The cubic root of 40383337 is about 343.0842129326.

The spelling of 40383337 in words is "forty million, three hundred eighty-three thousand, three hundred thirty-seven".