423468045 has 288 divisors, whose sum is σ = 1075576320. Its totient is φ = 150958080.

The previous prime is 423468041. The next prime is 423468061. The reversal of 423468045 is 540864324.

It is not a de Polignac number, because 423468045 - 2² = 423468041 is a prime.

It is a super-2 number, since 2×423468045² = 358650370272244050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423468041) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 5360316 + ... + 5360394.

It is an arithmetic number, because the mean of its divisors is an integer number (3734640).

Almost surely, 2^423468045 is an apocalyptic number.

423468045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423468045 is an abundant number, since it is smaller than the sum of its proper divisors (652108275).

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

423468045 is a wasteful number, since it uses less digits than its factorization.

423468045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 423468045 is about 20578.3392187028. The cubic root of 423468045 is about 750.9428409047.

The spelling of 423468045 in words is "four hundred twenty-three million, four hundred sixty-eight thousand, forty-five".