38247422 has 4 divisors (see below), whose sum is σ = 57371136. Its totient is φ = 19123710.

The previous prime is 38247421. The next prime is 38247431. The reversal of 38247422 is 22474283.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38247421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9561854 + ... + 9561857.

It is an arithmetic number, because the mean of its divisors is an integer number (14342784).

Almost surely, 2^38247422 is an apocalyptic number.

38247422 is a deficient number, since it is larger than the sum of its proper divisors (19123714).

38247422 is a wasteful number, since it uses less digits than its factorization.

38247422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19123713.

The product of its digits is 21504, while the sum is 32.

The square root of 38247422 is about 6184.4500159675. The cubic root of 38247422 is about 336.9256352510.

The spelling of 38247422 in words is "thirty-eight million, two hundred forty-seven thousand, four hundred twenty-two".