38131602 has 16 divisors (see below), whose sum is σ = 76327680. Its totient is φ = 12699792.

The previous prime is 38131591. The next prime is 38131603. The reversal of 38131602 is 20613183.

38131602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38131603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8748 + ... + 12360.

It is an arithmetic number, because the mean of its divisors is an integer number (4770480).

Almost surely, 2^38131602 is an apocalyptic number.

38131602 is an abundant number, since it is smaller than the sum of its proper divisors (38196078).

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

38131602 is a wasteful number, since it uses less digits than its factorization.

38131602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5377.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 38131602 is about 6175.0791088050. The cubic root of 38131602 is about 336.5852011277.

Adding to 38131602 its reverse (20613183), we get a palindrome (58744785).

The spelling of 38131602 in words is "thirty-eight million, one hundred thirty-one thousand, six hundred two".