1427737652 has 24 divisors (see below), whose sum is σ = 2740923360. Its totient is φ = 645342560.

The previous prime is 1427737621. The next prime is 1427737669. The reversal of 1427737652 is 2567377241.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 7 ways as a sum of consecutive naturals, for example, 82763 + ... + 98514.

It is an arithmetic number, because the mean of its divisors is an integer number (114205140).

Almost surely, 2^1427737652 is an apocalyptic number.

It is an amenable number.

1427737652 is a deficient number, since it is larger than the sum of its proper divisors (1313185708).

1427737652 is a wasteful number, since it uses less digits than its factorization.

1427737652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181471 (or 181469 counting only the distinct ones).

The product of its digits is 493920, while the sum is 44.

The square root of 1427737652 is about 37785.4158637959. The cubic root of 1427737652 is about 1126.0287286801.

The spelling of 1427737652 in words is "one billion, four hundred twenty-seven million, seven hundred thirty-seven thousand, six hundred fifty-two".