454009432 has 8 divisors (see below), whose sum is σ = 851267700. Its totient is φ = 227004712.

The previous prime is 454009421. The next prime is 454009447. The reversal of 454009432 is 234900454.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×454009432² = 412249128689925248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454009394 and 454009403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28375582 + ... + 28375597.

Almost surely, 2^454009432 is an apocalyptic number.

It is an amenable number.

454009432 is a deficient number, since it is larger than the sum of its proper divisors (397258268).

454009432 is a wasteful number, since it uses less digits than its factorization.

454009432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56751185 (or 56751181 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 454009432 is about 21307.4970843598. The cubic root of 454009432 is about 768.5786067594.

Adding to 454009432 its reverse (234900454), we get a palindrome (688909886).

The spelling of 454009432 in words is "four hundred fifty-four million, nine thousand, four hundred thirty-two".