38977343 has 2 divisors, whose sum is σ = 38977344. Its totient is φ = 38977342.

The previous prime is 38977339. The next prime is 38977349. The reversal of 38977343 is 34377983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38977343 - 2² = 38977339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38977294 and 38977303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38977349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19488671 + 19488672.

It is an arithmetic number, because the mean of its divisors is an integer number (19488672).

Almost surely, 2^38977343 is an apocalyptic number.

38977343 is a deficient number, since it is larger than the sum of its proper divisors (1).

38977343 is an equidigital number, since it uses as much as digits as its factorization.

38977343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 44.

The square root of 38977343 is about 6243.1837230695. The cubic root of 38977343 is about 339.0554609155.

The spelling of 38977343 in words is "thirty-eight million, nine hundred seventy-seven thousand, three hundred forty-three".