427075501 has 4 divisors (see below), whose sum is σ = 432481600. Its totient is φ = 421669404.

The previous prime is 427075469. The next prime is 427075507. The reversal of 427075501 is 105570724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 427075501 - 2⁵ = 427075469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427075507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702931 + ... + 2703088.

It is an arithmetic number, because the mean of its divisors is an integer number (108120400).

Almost surely, 2^427075501 is an apocalyptic number.

It is an amenable number.

427075501 is a deficient number, since it is larger than the sum of its proper divisors (5406099).

427075501 is an equidigital number, since it uses as much as digits as its factorization.

427075501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5406098.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 427075501 is about 20665.8051137622. The cubic root of 427075501 is about 753.0692012424.

The spelling of 427075501 in words is "four hundred twenty-seven million, seventy-five thousand, five hundred one".