40221302 has 16 divisors (see below), whose sum is σ = 66612672. Its totient is φ = 18061320.

The previous prime is 40221301. The next prime is 40221343. The reversal of 40221302 is 20312204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40221301) 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, 9188 + ... + 12839.

It is an arithmetic number, because the mean of its divisors is an integer number (4163292).

Almost surely, 2^40221302 is an apocalyptic number.

40221302 is a deficient number, since it is larger than the sum of its proper divisors (26391370).

40221302 is a wasteful number, since it uses less digits than its factorization.

40221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22123.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 40221302 is about 6342.0266476892. The cubic root of 40221302 is about 342.6247315957.

Adding to 40221302 its reverse (20312204), we get a palindrome (60533506).

The spelling of 40221302 in words is "forty million, two hundred twenty-one thousand, three hundred two".