427416841 has 4 divisors (see below), whose sum is σ = 437841684. Its totient is φ = 416992000.

The previous prime is 427416833. The next prime is 427416851. The reversal of 427416841 is 148614724.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 237776400 + 189640441 = 15420^2 + 13771^2 .

It is a cyclic number.

It is not a de Polignac number, because 427416841 - 2³ = 427416833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 427416841.

It is not an unprimeable number, because it can be changed into a prime (427416851) 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, 5212360 + ... + 5212441.

It is an arithmetic number, because the mean of its divisors is an integer number (109460421).

Almost surely, 2^427416841 is an apocalyptic number.

427416841 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

427416841 is a deficient number, since it is larger than the sum of its proper divisors (10424843).

427416841 is a wasteful number, since it uses less digits than its factorization.

427416841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10424842.

The product of its digits is 43008, while the sum is 37.

The square root of 427416841 is about 20674.0620343463. The cubic root of 427416841 is about 753.2697779459.

It can be divided in two parts, 4274 and 16841, that added together give a triangular number (21115 = T₂₀₅).

The spelling of 427416841 in words is "four hundred twenty-seven million, four hundred sixteen thousand, eight hundred forty-one".