38153530 has 16 divisors (see below), whose sum is σ = 69841440. Its totient is φ = 15002512.

The previous prime is 38153497. The next prime is 38153537. The reversal of 38153530 is 3535183.

It is not an unprimeable number, because it can be changed into a prime (38153537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31744 + ... + 32923.

It is an arithmetic number, because the mean of its divisors is an integer number (4365090).

Almost surely, 2^38153530 is an apocalyptic number.

38153530 is a deficient number, since it is larger than the sum of its proper divisors (31687910).

38153530 is a wasteful number, since it uses less digits than its factorization.

38153530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64733.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 38153530 is about 6176.8543774319. The cubic root of 38153530 is about 336.6497077800.

It can be divided in two parts, 38153 and 530, that added together give a palindrome (38683).

The spelling of 38153530 in words is "thirty-eight million, one hundred fifty-three thousand, five hundred thirty".