427961451 has 8 divisors (see below), whose sum is σ = 604180944. Its totient is φ = 268524800.

The previous prime is 427961449. The next prime is 427961459. The reversal of 427961451 is 154169724.

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 427961451 - 2¹ = 427961449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427961459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4195650 + ... + 4195751.

It is an arithmetic number, because the mean of its divisors is an integer number (75522618).

Almost surely, 2^427961451 is an apocalyptic number.

427961451 is a deficient number, since it is larger than the sum of its proper divisors (176219493).

427961451 is a wasteful number, since it uses less digits than its factorization.

427961451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391421.

The product of its digits is 60480, while the sum is 39.

The square root of 427961451 is about 20687.2291764750. The cubic root of 427961451 is about 753.5895782730.

The spelling of 427961451 in words is "four hundred twenty-seven million, nine hundred sixty-one thousand, four hundred fifty-one".