38311634 has 4 divisors (see below), whose sum is σ = 57467454. Its totient is φ = 19155816.

The previous prime is 38311631. The next prime is 38311643. The reversal of 38311634 is 43611383.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21114025 + 17197609 = 4595^2 + 4147^2 .

It is a Curzon number.

It is a zygodrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 38311597 and 38311606.

It is not an unprimeable number, because it can be changed into a prime (38311631) 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 as a sum of consecutive naturals, namely, 9577907 + ... + 9577910.

Almost surely, 2^38311634 is an apocalyptic number.

38311634 is a deficient number, since it is larger than the sum of its proper divisors (19155820).

38311634 is a wasteful number, since it uses less digits than its factorization.

38311634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19155819.

The product of its digits is 5184, while the sum is 29.

The square root of 38311634 is about 6189.6392463535. The cubic root of 38311634 is about 337.1140799606.

The spelling of 38311634 in words is "thirty-eight million, three hundred eleven thousand, six hundred thirty-four".