454402 has 8 divisors (see below), whose sum is σ = 734076. Its totient is φ = 209712.

The previous prime is 454387. The next prime is 454409. The reversal of 454402 is 204454.

It can be written as a sum of positive squares in 2 ways, for example, as 370881 + 83521 = 609^2 + 289^2 .

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

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 454402.

It is not an unprimeable number, because it can be changed into a prime (454409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8713 + ... + 8764.

2⁴⁵⁴⁴⁰² is an apocalyptic number.

454402 is a deficient number, since it is larger than the sum of its proper divisors (279674).

454402 is a wasteful number, since it uses less digits than its factorization.

454402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17492.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 454402 is about 674.0934653295. The cubic root of 454402 is about 76.8800065041.

Adding to 454402 its reverse (204454), we get a palindrome (658856).

The spelling of 454402 in words is "four hundred fifty-four thousand, four hundred two".