40677331 has 2 divisors, whose sum is σ = 40677332. Its totient is φ = 40677330.

The previous prime is 40677293. The next prime is 40677353. The reversal of 40677331 is 13377604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40677331 - 2⁹ = 40676819 is a prime.

It is a super-2 number, since 2×40677331² = 3309290514567122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40677293 and 40677302.

It is not a weakly prime, because it can be changed into another prime (40671331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20338665 + 20338666.

It is an arithmetic number, because the mean of its divisors is an integer number (20338666).

Almost surely, 2^40677331 is an apocalyptic number.

40677331 is a deficient number, since it is larger than the sum of its proper divisors (1).

40677331 is an equidigital number, since it uses as much as digits as its factorization.

40677331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 40677331 is about 6377.8782522090. The cubic root of 40677331 is about 343.9147610827.

The spelling of 40677331 in words is "forty million, six hundred seventy-seven thousand, three hundred thirty-one".