38310142 has 8 divisors (see below), whose sum is σ = 61885656. Its totient is φ = 17681592.

The previous prime is 38310101. The next prime is 38310143. The reversal of 38310142 is 24101383.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38310143) 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, 736708 + ... + 736759.

It is an arithmetic number, because the mean of its divisors is an integer number (7735707).

Almost surely, 2^38310142 is an apocalyptic number.

38310142 is a deficient number, since it is larger than the sum of its proper divisors (23575514).

38310142 is a wasteful number, since it uses less digits than its factorization.

38310142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473482.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 38310142 is about 6189.5187211931. The cubic root of 38310142 is about 337.1097037378.

The spelling of 38310142 in words is "thirty-eight million, three hundred ten thousand, one hundred forty-two".