456729450 has 24 divisors (see below), whose sum is σ = 1132689408. Its totient is φ = 121794480.

The previous prime is 456729437. The next prime is 456729457. The reversal of 456729450 is 54927654.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (456729457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1522282 + ... + 1522581.

It is an arithmetic number, because the mean of its divisors is an integer number (47195392).

Almost surely, 2^456729450 is an apocalyptic number.

456729450 is an abundant number, since it is smaller than the sum of its proper divisors (675959958).

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

456729450 is a wasteful number, since it uses less digits than its factorization.

456729450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044878 (or 3044873 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 456729450 is about 21371.2294920063. The cubic root of 456729450 is about 770.1104299931.

The spelling of 456729450 in words is "four hundred fifty-six million, seven hundred twenty-nine thousand, four hundred fifty".