38040777 has 12 divisors (see below), whose sum is σ = 55287024. Its totient is φ = 25203960.

The previous prime is 38040749. The next prime is 38040787. The reversal of 38040777 is 77704083.

It is a happy number.

It is not a de Polignac number, because 38040777 - 2⁷ = 38040649 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (38040787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11499 + ... + 14432.

It is an arithmetic number, because the mean of its divisors is an integer number (4607252).

Almost surely, 2^38040777 is an apocalyptic number.

It is an amenable number.

38040777 is a deficient number, since it is larger than the sum of its proper divisors (17246247).

38040777 is a wasteful number, since it uses less digits than its factorization.

38040777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26100 (or 26097 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 38040777 is about 6167.7205676003. The cubic root of 38040777 is about 336.3177531920.

The spelling of 38040777 in words is "thirty-eight million, forty thousand, seven hundred seventy-seven".