427388935 has 4 divisors (see below), whose sum is σ = 512866728. Its totient is φ = 341911144.

The previous prime is 427388933. The next prime is 427388957. The reversal of 427388935 is 539883724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427388935 - 2¹ = 427388933 is a prime.

It is a super-2 number, since 2×427388935² = 365322603520868450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427388933) 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, 42738889 + ... + 42738898.

It is an arithmetic number, because the mean of its divisors is an integer number (128216682).

Almost surely, 2^427388935 is an apocalyptic number.

427388935 is a deficient number, since it is larger than the sum of its proper divisors (85477793).

427388935 is an equidigital number, since it uses as much as digits as its factorization.

427388935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85477792.

The product of its digits is 1451520, while the sum is 49.

The square root of 427388935 is about 20673.3871196763. The cubic root of 427388935 is about 753.2533839546.

The spelling of 427388935 in words is "four hundred twenty-seven million, three hundred eighty-eight thousand, nine hundred thirty-five".