38958338 has 4 divisors (see below), whose sum is σ = 58437510. Its totient is φ = 19479168.

The previous prime is 38958329. The next prime is 38958419. The reversal of 38958338 is 83385983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83385983 = 887 ⋅94009.

It can be written as a sum of positive squares in only one way, i.e., 36638809 + 2319529 = 6053^2 + 1523^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38958292 and 38958301.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9739583 + ... + 9739586.

Almost surely, 2^38958338 is an apocalyptic number.

38958338 is a deficient number, since it is larger than the sum of its proper divisors (19479172).

38958338 is a wasteful number, since it uses less digits than its factorization.

38958338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19479171.

The product of its digits is 622080, while the sum is 47.

The square root of 38958338 is about 6241.6614775234. The cubic root of 38958338 is about 339.0003451643. Note that the first 3 decimals are identical.

The spelling of 38958338 in words is "thirty-eight million, nine hundred fifty-eight thousand, three hundred thirty-eight".