454438436 has 6 divisors (see below), whose sum is σ = 795267270. Its totient is φ = 227219216.

The previous prime is 454438423. The next prime is 454438499. The reversal of 454438436 is 634834454.

It can be written as a sum of positive squares in only one way, i.e., 256192036 + 198246400 = 16006^2 + 14080^2 .

It is a super-2 number, since 2×454438436² = 413028584228252192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454438393 and 454438402.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 56804801 + ... + 56804808.

It is an arithmetic number, because the mean of its divisors is an integer number (132544545).

Almost surely, 2^454438436 is an apocalyptic number.

It is an amenable number.

454438436 is a deficient number, since it is larger than the sum of its proper divisors (340828834).

454438436 is a wasteful number, since it uses less digits than its factorization.

454438436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113609613 (or 113609611 counting only the distinct ones).

The product of its digits is 552960, while the sum is 41.

The square root of 454438436 is about 21317.5616804549. The cubic root of 454438436 is about 768.8206131096.

The spelling of 454438436 in words is "four hundred fifty-four million, four hundred thirty-eight thousand, four hundred thirty-six".