3429826957 has 4 divisors (see below), whose sum is σ = 3429956736. Its totient is φ = 3429697180.

The previous prime is 3429826913. The next prime is 3429826969. The reversal of 3429826957 is 7596289243.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3429826957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3429826898 and 3429826907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420826957) 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, 9469 + ... + 83362.

It is an arithmetic number, because the mean of its divisors is an integer number (857489184).

Almost surely, 2^3429826957 is an apocalyptic number.

It is an amenable number.

3429826957 is a deficient number, since it is larger than the sum of its proper divisors (129779).

3429826957 is an equidigital number, since it uses as much as digits as its factorization.

3429826957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129778.

The product of its digits is 6531840, while the sum is 55.

The square root of 3429826957 is about 58564.7245105789. The cubic root of 3429826957 is about 1508.0789213821.

The spelling of 3429826957 in words is "three billion, four hundred twenty-nine million, eight hundred twenty-six thousand, nine hundred fifty-seven".