427045408 has 12 divisors (see below), whose sum is σ = 840745710. Its totient is φ = 213522688.

The previous prime is 427045403. The next prime is 427045417. The reversal of 427045408 is 804540724.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 415018384 + 12027024 = 20372^2 + 3468^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (427045403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672553 + ... + 6672616.

Almost surely, 2^427045408 is an apocalyptic number.

It is an amenable number.

427045408 is a deficient number, since it is larger than the sum of its proper divisors (413700302).

427045408 is a wasteful number, since it uses less digits than its factorization.

427045408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13345179 (or 13345171 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 427045408 is about 20665.0770141318. The cubic root of 427045408 is about 753.0515130009.

The spelling of 427045408 in words is "four hundred twenty-seven million, forty-five thousand, four hundred eight".