427021594 has 8 divisors (see below), whose sum is σ = 651033108. Its totient is φ = 210010560.

The previous prime is 427021591. The next prime is 427021613. The reversal of 427021594 is 495120724.

It can be written as a sum of positive squares in 2 ways, for example, as 300571569 + 126450025 = 17337^2 + 11245^2 .

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 (427021591) 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, 1749967 + ... + 1750210.

Almost surely, 2^427021594 is an apocalyptic number.

427021594 is a deficient number, since it is larger than the sum of its proper divisors (224011514).

427021594 is a wasteful number, since it uses less digits than its factorization.

427021594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500240.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 427021594 is about 20664.5008166179. The cubic root of 427021594 is about 753.0375148782.

The spelling of 427021594 in words is "four hundred twenty-seven million, twenty-one thousand, five hundred ninety-four".