427894699 has 2 divisors, whose sum is σ = 427894700. Its totient is φ = 427894698.

The previous prime is 427894693. The next prime is 427894729. The reversal of 427894699 is 996498724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427894699 - 2¹⁷ = 427763627 is a prime.

It is not a weakly prime, because it can be changed into another prime (427894693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213947349 + 213947350.

It is an arithmetic number, because the mean of its divisors is an integer number (213947350).

Almost surely, 2^427894699 is an apocalyptic number.

427894699 is a deficient number, since it is larger than the sum of its proper divisors (1).

427894699 is an equidigital number, since it uses as much as digits as its factorization.

427894699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 58.

The square root of 427894699 is about 20685.6157510479. The cubic root of 427894699 is about 753.5503954392.

The spelling of 427894699 in words is "four hundred twenty-seven million, eight hundred ninety-four thousand, six hundred ninety-nine".