420326741 has 4 divisors (see below), whose sum is σ = 420432012. Its totient is φ = 420221472.

The previous prime is 420326719. The next prime is 420326747. The reversal of 420326741 is 147623024.

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 71757841 + 348568900 = 8471^2 + 18670^2 .

It is a cyclic number.

It is not a de Polignac number, because 420326741 - 2¹⁴ = 420310357 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 (420326747) 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, 46400 + ... + 54713.

It is an arithmetic number, because the mean of its divisors is an integer number (105108003).

Almost surely, 2^420326741 is an apocalyptic number.

It is an amenable number.

420326741 is a deficient number, since it is larger than the sum of its proper divisors (105271).

420326741 is a wasteful number, since it uses less digits than its factorization.

420326741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105270.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 420326741 is about 20501.8716462668. The cubic root of 420326741 is about 749.0813885151.

Adding to 420326741 its reverse (147623024), we get a palindrome (567949765).

The spelling of 420326741 in words is "four hundred twenty million, three hundred twenty-six thousand, seven hundred forty-one".