38729002 has 8 divisors (see below), whose sum is σ = 62562276. Its totient is φ = 17874912.

The previous prime is 38728999. The next prime is 38729003. The reversal of 38729002 is 20092783.

It can be written as a sum of positive squares in 2 ways, for example, as 38427601 + 301401 = 6199^2 + 549^2 .

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

It is not an unprimeable number, because it can be changed into a prime (38729003) 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, 744763 + ... + 744814.

Almost surely, 2^38729002 is an apocalyptic number.

38729002 is a deficient number, since it is larger than the sum of its proper divisors (23833274).

38729002 is a wasteful number, since it uses less digits than its factorization.

38729002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489592.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 38729002 is about 6223.2629705003. The cubic root of 38729002 is about 338.3338379688. Note that the first 3 decimals are identical.

The spelling of 38729002 in words is "thirty-eight million, seven hundred twenty-nine thousand, two".