38478346 has 8 divisors (see below), whose sum is σ = 57761604. Its totient is φ = 19224480.

The previous prime is 38478343. The next prime is 38478353. The reversal of 38478346 is 64387483.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23571025 + 14907321 = 4855^2 + 3861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×38478346² = 2961166221791432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38478343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3715 + ... + 9526.

Almost surely, 2^38478346 is an apocalyptic number.

38478346 is a deficient number, since it is larger than the sum of its proper divisors (19283258).

38478346 is a wasteful number, since it uses less digits than its factorization.

38478346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14696.

The product of its digits is 387072, while the sum is 43.

The square root of 38478346 is about 6203.0916485250. The cubic root of 38478346 is about 337.6023532270.

The spelling of 38478346 in words is "thirty-eight million, four hundred seventy-eight thousand, three hundred forty-six".