430273920 has 64 divisors (see below), whose sum is σ = 1371504240. Its totient is φ = 114739200.

The previous prime is 430273919. The next prime is 430273969. The reversal of 430273920 is 29372034.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 110131 + ... + 113970.

Almost surely, 2^430273920 is an apocalyptic number.

430273920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

430273920 is an abundant number, since it is smaller than the sum of its proper divisors (941230320).

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

430273920 is a wasteful number, since it uses less digits than its factorization.

430273920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224123 (or 224111 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 430273920 is about 20743.0450995026. The cubic root of 430273920 is about 754.9444691114.

The spelling of 430273920 in words is "four hundred thirty million, two hundred seventy-three thousand, nine hundred twenty".