1412440340 has 12 divisors (see below), whose sum is σ = 2966124756. Its totient is φ = 564976128.

The previous prime is 1412440313. The next prime is 1412440363. The reversal of 1412440340 is 430442141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 956788624 + 455651716 = 30932^2 + 21346^2 .

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, 35310989 + ... + 35311028.

It is an arithmetic number, because the mean of its divisors is an integer number (247177063).

Almost surely, 2^1412440340 is an apocalyptic number.

1412440340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1412440340 is an abundant number, since it is smaller than the sum of its proper divisors (1553684416).

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

1412440340 is a wasteful number, since it uses less digits than its factorization.

1412440340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70622026 (or 70622024 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1412440340 is about 37582.4472327176. The cubic root of 1412440340 is about 1121.9927162528.

Adding to 1412440340 its reverse (430442141), we get a palindrome (1842882481).

The spelling of 1412440340 in words is "one billion, four hundred twelve million, four hundred forty thousand, three hundred forty".