427049207 has 4 divisors (see below), whose sum is σ = 459899160. Its totient is φ = 394199256.

The previous prime is 427049179. The next prime is 427049209. The reversal of 427049207 is 702940724.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427049207 - 2¹⁰ = 427048183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427049209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16424957 + ... + 16424982.

It is an arithmetic number, because the mean of its divisors is an integer number (114974790).

Almost surely, 2^427049207 is an apocalyptic number.

427049207 is a deficient number, since it is larger than the sum of its proper divisors (32849953).

427049207 is a wasteful number, since it uses less digits than its factorization.

427049207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32849952.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 427049207 is about 20665.1689322880. The cubic root of 427049207 is about 753.0537460454.

The spelling of 427049207 in words is "four hundred twenty-seven million, forty-nine thousand, two hundred seven".