3315744729 has 36 divisors (see below), whose sum is σ = 5272626996. Its totient is φ = 2006400000.

The previous prime is 3315744727. The next prime is 3315744769. The reversal of 3315744729 is 9274475133.

3315744729 is a `hidden beast` number, since 3 + 3 + 1 + 574 + 4 + 72 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52707600 + 3263037129 = 7260^2 + 57123^2 .

It is not a de Polignac number, because 3315744729 - 2¹ = 3315744727 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3315744727) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 826729 + ... + 830729.

It is an arithmetic number, because the mean of its divisors is an integer number (146461861).

Almost surely, 2^3315744729 is an apocalyptic number.

It is an amenable number.

3315744729 is a deficient number, since it is larger than the sum of its proper divisors (1956882267).

3315744729 is a wasteful number, since it uses less digits than its factorization.

3315744729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4790 (or 4776 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 3315744729 is about 57582.5036708200. The cubic root of 3315744729 is about 1491.1695588833.

The spelling of 3315744729 in words is "three billion, three hundred fifteen million, seven hundred forty-four thousand, seven hundred twenty-nine".