454203420 has 48 divisors (see below), whose sum is σ = 1387387008. Its totient is φ = 110109760.

The previous prime is 454203403. The next prime is 454203457. The reversal of 454203420 is 24302454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343434 + ... + 344753.

It is an arithmetic number, because the mean of its divisors is an integer number (28903896).

Almost surely, 2^454203420 is an apocalyptic number.

It is an amenable number.

454203420 is an abundant number, since it is smaller than the sum of its proper divisors (933183588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454203420 is a wasteful number, since it uses less digits than its factorization.

454203420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688210 (or 688208 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 454203420 is about 21312.0487048993. The cubic root of 454203420 is about 768.6880566125.

Adding to 454203420 its reverse (24302454), we get a palindrome (478505874).

The spelling of 454203420 in words is "four hundred fifty-four million, two hundred three thousand, four hundred twenty".