420343024 has 20 divisors (see below), whose sum is σ = 816242400.
Its totient is φ = 209699840.
The previous prime is 420343019. The next prime is 420343039.
420343024 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 420342986 and 420343004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22072 + ... + 36439.
It is an arithmetic number, because the mean of its divisors is an integer number (40812120).
Almost surely, 2420343024 is an apocalyptic number.
It is an amenable number.
420343024 is a deficient number, since it is larger than the sum of its proper divisors (395899376).
420343024 is a wasteful number, since it uses less digits than its factorization.
420343024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58968 (or 58962 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 420343024 is about 20502.2687525064.
The cubic root of 420343024 is about 749.0910612558.
The spelling of 420343024 in words is "four hundred twenty million, three hundred forty-three thousand, twenty-four".