403427343 has 32 divisors (see below), whose sum is σ = 602318592. Its totient is φ = 238118400.

The previous prime is 403427329. The next prime is 403427359. The reversal of 403427343 is 343724304.

It is a de Polignac number, because none of the positive numbers 2^k-403427343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 403427343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403427363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214455 + ... + 216327.

It is an arithmetic number, because the mean of its divisors is an integer number (18822456).

Almost surely, 2^403427343 is an apocalyptic number.

403427343 is a deficient number, since it is larger than the sum of its proper divisors (198891249).

403427343 is a wasteful number, since it uses less digits than its factorization.

403427343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055.

The product of its (nonzero) digits is 24192, while the sum is 30.

The square root of 403427343 is about 20085.5008152647. The cubic root of 403427343 is about 738.9047243353.

The spelling of 403427343 in words is "four hundred three million, four hundred twenty-seven thousand, three hundred forty-three".