403450401 has 8 divisors (see below), whose sum is σ = 546752704. Its totient is φ = 264557520.

The previous prime is 403450391. The next prime is 403450423. The reversal of 403450401 is 104054304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 403450401 - 2¹⁹ = 402926113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403450501) 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, 1102141 + ... + 1102506.

It is an arithmetic number, because the mean of its divisors is an integer number (68344088).

Almost surely, 2^403450401 is an apocalyptic number.

It is an amenable number.

403450401 is a deficient number, since it is larger than the sum of its proper divisors (143302303).

403450401 is a wasteful number, since it uses less digits than its factorization.

403450401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204711.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 403450401 is about 20086.0748032063. The cubic root of 403450401 is about 738.9188015009.

The spelling of 403450401 in words is "four hundred three million, four hundred fifty thousand, four hundred one".