3429056720 has 30 divisors (see below), whose sum is σ = 7973774802. Its totient is φ = 1371413184.

The previous prime is 3429056677. The next prime is 3429056731. The reversal of 3429056720 is 276509243.

It can be written as a sum of positive squares in only one way, i.e., 2743245376 + 685811344 = 52376^2 + 26188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 520487 + ... + 527033.

Almost surely, 2^3429056720 is an apocalyptic number.

It is an amenable number.

3429056720 is an abundant number, since it is smaller than the sum of its proper divisors (4544718082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3429056720 is an frugal number, since it uses more digits than its factorization.

3429056720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13107 (or 6554 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 3429056720 is about 58558.1481947645. The cubic root of 3429056720 is about 1507.9660230579.

The spelling of 3429056720 in words is "three billion, four hundred twenty-nine million, fifty-six thousand, seven hundred twenty".