38776965 has 16 divisors (see below), whose sum is σ = 64741248. Its totient is φ = 19781696.

The previous prime is 38776963. The next prime is 38777003. The reversal of 38776965 is 56967783.

It is a cyclic number.

It is not a de Polignac number, because 38776965 - 2¹ = 38776963 is a prime.

It is a super-2 number, since 2×38776965² = 3007306029222450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38776963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55854 + ... + 56543.

It is an arithmetic number, because the mean of its divisors is an integer number (4046328).

Almost surely, 2^38776965 is an apocalyptic number.

It is an amenable number.

38776965 is a deficient number, since it is larger than the sum of its proper divisors (25964283).

38776965 is a wasteful number, since it uses less digits than its factorization.

38776965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112428.

The product of its digits is 1905120, while the sum is 51.

The square root of 38776965 is about 6227.1153032524. The cubic root of 38776965 is about 338.4734474844.

The spelling of 38776965 in words is "thirty-eight million, seven hundred seventy-six thousand, nine hundred sixty-five".