1427340312 has 64 divisors (see below), whose sum is σ = 3967941600. Its totient is φ = 475407360.

The previous prime is 1427340301. The next prime is 1427340373. The reversal of 1427340312 is 2130437241.

It is a happy number.

1427340312 is a `hidden beast` number, since 1 + 4 + 2 + 7 + 340 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491248 + ... + 494144.

Almost surely, 2^1427340312 is an apocalyptic number.

1427340312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1427340312 is an abundant number, since it is smaller than the sum of its proper divisors (2540601288).

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

1427340312 is a wasteful number, since it uses less digits than its factorization.

1427340312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193 (or 5183 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1427340312 is about 37780.1576492211. The cubic root of 1427340312 is about 1125.9242608959.

Adding to 1427340312 its reverse (2130437241), we get a palindrome (3557777553).

The spelling of 1427340312 in words is "one billion, four hundred twenty-seven million, three hundred forty thousand, three hundred twelve".