4312140 has 48 divisors (see below), whose sum is σ = 13800192. Its totient is φ = 985536.

The previous prime is 4312123. The next prime is 4312141. The reversal of 4312140 is 412134.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (4312141) 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, 4714 + ... + 5553.

It is an arithmetic number, because the mean of its divisors is an integer number (287504).

Almost surely, 2^4312140 is an apocalyptic number.

It is an amenable number.

4312140 is an abundant number, since it is smaller than the sum of its proper divisors (9488052).

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

4312140 is a wasteful number, since it uses less digits than its factorization.

4312140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10286 (or 10284 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 4312140 is about 2076.5692861063. The cubic root of 4312140 is about 162.7662223890.

Adding to 4312140 its reverse (412134), we get a palindrome (4724274).

The spelling of 4312140 in words is "four million, three hundred twelve thousand, one hundred forty".