403712130 has 32 divisors (see below), whose sum is σ = 987194304. Its totient is φ = 105624896.

The previous prime is 403712059. The next prime is 403712137. The reversal of 403712130 is 31217304.

It is a junction number, because it is equal to n+sod(n) for n = 403712097 and 403712106.

It is not an unprimeable number, because it can be changed into a prime (403712137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125364 + ... + 128543.

It is an arithmetic number, because the mean of its divisors is an integer number (30849822).

Almost surely, 2^403712130 is an apocalyptic number.

403712130 is an abundant number, since it is smaller than the sum of its proper divisors (583482174).

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

403712130 is a wasteful number, since it uses less digits than its factorization.

403712130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253970.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 403712130 is about 20092.5889322407. The cubic root of 403712130 is about 739.0785523840.

Adding to 403712130 its reverse (31217304), we get a palindrome (434929434).

The spelling of 403712130 in words is "four hundred three million, seven hundred twelve thousand, one hundred thirty".