38449330 has 32 divisors (see below), whose sum is σ = 72576000. Its totient is φ = 14638272.

The previous prime is 38449321. The next prime is 38449339. The reversal of 38449330 is 3394483.

It is an interprime number because it is at equal distance from previous prime (38449321) and next prime (38449339).

It is not an unprimeable number, because it can be changed into a prime (38449339) 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 in 15 ways as a sum of consecutive naturals, for example, 80031 + ... + 80509.

It is an arithmetic number, because the mean of its divisors is an integer number (2268000).

Almost surely, 2^38449330 is an apocalyptic number.

38449330 is a deficient number, since it is larger than the sum of its proper divisors (34126670).

38449330 is a wasteful number, since it uses less digits than its factorization.

38449330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 38449330 is about 6200.7523737043. The cubic root of 38449330 is about 337.5174714321.

The spelling of 38449330 in words is "thirty-eight million, four hundred forty-nine thousand, three hundred thirty".