427305442 has 8 divisors (see below), whose sum is σ = 641080656. Its totient is φ = 213611892.

The previous prime is 427305413. The next prime is 427305449. The reversal of 427305442 is 244503724.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (427305449) 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, 5008 + ... + 29659.

It is an arithmetic number, because the mean of its divisors is an integer number (80135082).

Almost surely, 2^427305442 is an apocalyptic number.

427305442 is a deficient number, since it is larger than the sum of its proper divisors (213775214).

427305442 is a wasteful number, since it uses less digits than its factorization.

427305442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40832.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 427305442 is about 20671.3676857628. The cubic root of 427305442 is about 753.2043298999.

The spelling of 427305442 in words is "four hundred twenty-seven million, three hundred five thousand, four hundred forty-two".