456451212 has 48 divisors (see below), whose sum is σ = 1281271040. Its totient is φ = 123550272.

The previous prime is 456451187. The next prime is 456451217. The reversal of 456451212 is 212154654.

It is a self number, because there is not a number n which added to its sum of digits gives 456451212.

It is not an unprimeable number, because it can be changed into a prime (456451217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141403 + ... + 144594.

Almost surely, 2^456451212 is an apocalyptic number.

456451212 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

456451212 is an abundant number, since it is smaller than the sum of its proper divisors (824819828).

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

456451212 is a wasteful number, since it uses less digits than its factorization.

456451212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286030 (or 286028 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 456451212 is about 21364.7188607761. The cubic root of 456451212 is about 769.9540153569.

The spelling of 456451212 in words is "four hundred fifty-six million, four hundred fifty-one thousand, two hundred twelve".