38225004 has 12 divisors (see below), whose sum is σ = 89191704. Its totient is φ = 12741664.

The previous prime is 38225003. The next prime is 38225009. The reversal of 38225004 is 40052283.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×38225004² = 2922301861600032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38225003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1592697 + ... + 1592720.

It is an arithmetic number, because the mean of its divisors is an integer number (7432642).

Almost surely, 2^38225004 is an apocalyptic number.

It is an amenable number.

38225004 is an abundant number, since it is smaller than the sum of its proper divisors (50966700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38225004 is a wasteful number, since it uses less digits than its factorization.

38225004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185424 (or 3185422 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 38225004 is about 6182.6373013464. The cubic root of 38225004 is about 336.8597948649.

Adding to 38225004 its reverse (40052283), we get a palindrome (78277287).

The spelling of 38225004 in words is "thirty-eight million, two hundred twenty-five thousand, four".