38540299 has 8 divisors (see below), whose sum is σ = 44131808. Its totient is φ = 32970240.

The previous prime is 38540269. The next prime is 38540317. The reversal of 38540299 is 99204583.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 38540299 - 2²³ = 30151691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38540239) 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, 1302 + ... + 8875.

It is an arithmetic number, because the mean of its divisors is an integer number (5516476).

Almost surely, 2^38540299 is an apocalyptic number.

38540299 is a deficient number, since it is larger than the sum of its proper divisors (5591509).

38540299 is a wasteful number, since it uses less digits than its factorization.

38540299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10725.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 38540299 is about 6208.0833596207. The cubic root of 38540299 is about 337.7834443742.

The spelling of 38540299 in words is "thirty-eight million, five hundred forty thousand, two hundred ninety-nine".