1427783040 has 96 divisors (see below), whose sum is σ = 4930333200. Its totient is φ = 380740608.

The previous prime is 1427783023. The next prime is 1427783053. The reversal of 1427783040 is 403877241.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1427782986 and 1427783004.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 118180 + ... + 129699.

Almost surely, 2^1427783040 is an apocalyptic number.

1427783040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1427783040 is an abundant number, since it is smaller than the sum of its proper divisors (3502550160).

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

1427783040 is a wasteful number, since it uses less digits than its factorization.

1427783040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247904 (or 247889 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 1427783040 is about 37786.0164611196. The cubic root of 1427783040 is about 1126.0406607626.

The spelling of 1427783040 in words is "one billion, four hundred twenty-seven million, seven hundred eighty-three thousand, forty".