1427703004 has 72 divisors (see below), whose sum is σ = 3183349680. Its totient is φ = 555174144.

The previous prime is 1427703001. The next prime is 1427703059. The reversal of 1427703004 is 4003077241.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427703001) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 145584 + ... + 155080.

It is an arithmetic number, because the mean of its divisors is an integer number (44213190).

Almost surely, 2^1427703004 is an apocalyptic number.

1427703004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427703004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1591674840).

1427703004 is an abundant number, since it is smaller than the sum of its proper divisors (1755646676).

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

1427703004 is a wasteful number, since it uses less digits than its factorization.

1427703004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9587 (or 9578 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 1427703004 is about 37784.9573772421. The cubic root of 1427703004 is about 1126.0196198734.

The spelling of 1427703004 in words is "one billion, four hundred twenty-seven million, seven hundred three thousand, four".