3431402433 has 20 divisors (see below), whose sum is σ = 5138504580. Its totient is φ = 2281986432.

The previous prime is 3431402423. The next prime is 3431402473. The reversal of 3431402433 is 3342041343.

It can be written as a sum of positive squares in 2 ways, for example, as 3050684289 + 380718144 = 55233^2 + 19512^2 .

It is not a de Polignac number, because 3431402433 - 2⁹ = 3431401921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3431402397 and 3431402406.

It is not an unprimeable number, because it can be changed into a prime (3431402423) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18660 + ... + 84917.

It is an arithmetic number, because the mean of its divisors is an integer number (256925229).

Almost surely, 2^3431402433 is an apocalyptic number.

It is an amenable number.

3431402433 is a deficient number, since it is larger than the sum of its proper divisors (1707102147).

3431402433 is a wasteful number, since it uses less digits than its factorization.

3431402433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103998 (or 103989 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 3431402433 is about 58578.1736912308. The cubic root of 3431402433 is about 1508.3097958525.

Adding to 3431402433 its reverse (3342041343), we get a palindrome (6773443776).

The spelling of 3431402433 in words is "three billion, four hundred thirty-one million, four hundred two thousand, four hundred thirty-three".