427370605 has 8 divisors (see below), whose sum is σ = 513078552. Its totient is φ = 341740608.

The previous prime is 427370597. The next prime is 427370611. The reversal of 427370605 is 506073724.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11985444 + 415385161 = 3462^2 + 20381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427370605 - 2³ = 427370597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6654 + ... + 29983.

It is an arithmetic number, because the mean of its divisors is an integer number (64134819).

Almost surely, 2^427370605 is an apocalyptic number.

It is an amenable number.

427370605 is a deficient number, since it is larger than the sum of its proper divisors (85707947).

427370605 is a wasteful number, since it uses less digits than its factorization.

427370605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38975.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 427370605 is about 20672.9437913423. The cubic root of 427370605 is about 753.2426152061.

The spelling of 427370605 in words is "four hundred twenty-seven million, three hundred seventy thousand, six hundred five".