427606945 has 8 divisors (see below), whose sum is σ = 514043136. Its totient is φ = 341475696.

The previous prime is 427606873. The next prime is 427606957. The reversal of 427606945 is 549606724.

It is a happy number.

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 427606945 - 2¹¹ = 427604897 is a prime.

It is a Duffinian 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, 73137 + ... + 78766.

It is an arithmetic number, because the mean of its divisors is an integer number (64255392).

Almost surely, 2^427606945 is an apocalyptic number.

It is an amenable number.

427606945 is a deficient number, since it is larger than the sum of its proper divisors (86436191).

427606945 is a wasteful number, since it uses less digits than its factorization.

427606945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152471.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 427606945 is about 20678.6591683310. The cubic root of 427606945 is about 753.3814397234.

The spelling of 427606945 in words is "four hundred twenty-seven million, six hundred six thousand, nine hundred forty-five".