38299664 has 20 divisors (see below), whose sum is σ = 79914156. Its totient is φ = 17676672.

The previous prime is 38299661. The next prime is 38299697. The reversal of 38299664 is 46699283.

It can be written as a sum of positive squares in 2 ways, for example, as 17977600 + 20322064 = 4240^2 + 4508^2 .

It is not an unprimeable number, because it can be changed into a prime (38299661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91859 + ... + 92274.

Almost surely, 2^38299664 is an apocalyptic number.

It is an amenable number.

38299664 is an abundant number, since it is smaller than the sum of its proper divisors (41614492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38299664 is a wasteful number, since it uses less digits than its factorization.

38299664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184154 (or 184148 counting only the distinct ones).

The product of its digits is 559872, while the sum is 47.

The square root of 38299664 is about 6188.6722323936. The cubic root of 38299664 is about 337.0789672507.

The spelling of 38299664 in words is "thirty-eight million, two hundred ninety-nine thousand, six hundred sixty-four".