38221302 has 16 divisors (see below), whose sum is σ = 87363072. Its totient is φ = 10920360.

The previous prime is 38221301. The next prime is 38221303. The reversal of 38221302 is 20312283.

It is an interprime number because it is at equal distance from previous prime (38221301) and next prime (38221303).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38221301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454974 + ... + 455057.

It is an arithmetic number, because the mean of its divisors is an integer number (5460192).

Almost surely, 2^38221302 is an apocalyptic number.

38221302 is an abundant number, since it is smaller than the sum of its proper divisors (49141770).

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

38221302 is a wasteful number, since it uses less digits than its factorization.

38221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910043.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 38221302 is about 6182.3379072969. The cubic root of 38221302 is about 336.8489198260.

Adding to 38221302 its reverse (20312283), we get a palindrome (58533585).

The spelling of 38221302 in words is "thirty-eight million, two hundred twenty-one thousand, three hundred two".