427629549 has 16 divisors (see below), whose sum is σ = 584748864. Its totient is φ = 277814400.

The previous prime is 427629533. The next prime is 427629551. The reversal of 427629549 is 945926724.

It is not a de Polignac number, because 427629549 - 2⁴ = 427629533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427629498 and 427629507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427629589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157447 + ... + 160139.

It is an arithmetic number, because the mean of its divisors is an integer number (36546804).

Almost surely, 2^427629549 is an apocalyptic number.

It is an amenable number.

427629549 is a deficient number, since it is larger than the sum of its proper divisors (157119315).

427629549 is a wasteful number, since it uses less digits than its factorization.

427629549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028.

The product of its digits is 1088640, while the sum is 48.

The square root of 427629549 is about 20679.2057149205. The cubic root of 427629549 is about 753.3947144798.

The spelling of 427629549 in words is "four hundred twenty-seven million, six hundred twenty-nine thousand, five hundred forty-nine".