38402222 has 8 divisors (see below), whose sum is σ = 57729672. Its totient is φ = 19159000.

The previous prime is 38402213. The next prime is 38402239. The reversal of 38402222 is 22220483.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19904 + ... + 21747.

It is an arithmetic number, because the mean of its divisors is an integer number (7216209).

Almost surely, 2^38402222 is an apocalyptic number.

38402222 is a deficient number, since it is larger than the sum of its proper divisors (19327450).

38402222 is a wasteful number, since it uses less digits than its factorization.

38402222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42114.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 38402222 is about 6196.9526381924. The cubic root of 38402222 is about 337.3795733125.

The spelling of 38402222 in words is "thirty-eight million, four hundred two thousand, two hundred twenty-two".