3401240533 has 4 divisors (see below), whose sum is σ = 3402616140. Its totient is φ = 3399864928.

The previous prime is 3401240519. The next prime is 3401240537. The reversal of 3401240533 is 3350421043.

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 2337045649 + 1064194884 = 48343^2 + 32622^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401240533 - 2²¹ = 3399143381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3401240498 and 3401240507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3401240537) 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, 684088 + ... + 689041.

It is an arithmetic number, because the mean of its divisors is an integer number (850654035).

Almost surely, 2^3401240533 is an apocalyptic number.

It is an amenable number.

3401240533 is a deficient number, since it is larger than the sum of its proper divisors (1375607).

3401240533 is a wasteful number, since it uses less digits than its factorization.

3401240533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375606.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3401240533 is about 58320.1554610411. The cubic root of 3401240533 is about 1503.8774546310.

Adding to 3401240533 its reverse (3350421043), we get a palindrome (6751661576).

The spelling of 3401240533 in words is "three billion, four hundred one million, two hundred forty thousand, five hundred thirty-three".