38287224 has 48 divisors (see below), whose sum is σ = 105463800. Its totient is φ = 12544704.

The previous prime is 38287219. The next prime is 38287237. The reversal of 38287224 is 42278283.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259 + ... + 8754.

Almost surely, 2^38287224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38287224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52731900).

38287224 is an abundant number, since it is smaller than the sum of its proper divisors (67176576).

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

38287224 is a wasteful number, since it uses less digits than its factorization.

38287224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9084 (or 9077 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 38287224 is about 6187.6670886530. The cubic root of 38287224 is about 337.0424680930.

The spelling of 38287224 in words is "thirty-eight million, two hundred eighty-seven thousand, two hundred twenty-four".