1427967140 has 24 divisors (see below), whose sum is σ = 3000255552. Its totient is φ = 570896480.

The previous prime is 1427967137. The next prime is 1427967161. The reversal of 1427967140 is 417697241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24635 + ... + 58845.

It is an arithmetic number, because the mean of its divisors is an integer number (125010648).

Almost surely, 2^1427967140 is an apocalyptic number.

1427967140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1427967140 is an abundant number, since it is smaller than the sum of its proper divisors (1572288412).

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

1427967140 is a wasteful number, since it uses less digits than its factorization.

1427967140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36307 (or 36305 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 1427967140 is about 37788.4524689752. The cubic root of 1427967140 is about 1126.0890563452.

The spelling of 1427967140 in words is "one billion, four hundred twenty-seven million, nine hundred sixty-seven thousand, one hundred forty".