403421227 has 16 divisors (see below), whose sum is σ = 452327040. Its totient is φ = 356630400.

The previous prime is 403421209. The next prime is 403421267. The reversal of 403421227 is 722124304.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 403421227 - 2¹⁹ = 402896939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403421267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112224 + ... + 115762.

It is an arithmetic number, because the mean of its divisors is an integer number (28270440).

Almost surely, 2^403421227 is an apocalyptic number.

403421227 is a deficient number, since it is larger than the sum of its proper divisors (48905813).

403421227 is a wasteful number, since it uses less digits than its factorization.

403421227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3834.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 403421227 is about 20085.3485655589. The cubic root of 403421227 is about 738.9009903592.

The spelling of 403421227 in words is "four hundred three million, four hundred twenty-one thousand, two hundred twenty-seven".