3046430640 has 160 divisors (see below), whose sum is σ = 10378907136. Its totient is φ = 733050880.

The previous prime is 3046430623. The next prime is 3046430663. The reversal of 3046430640 is 460346403.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3046430598 and 3046430607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357469 + ... + 365891.

Almost surely, 2^3046430640 is an apocalyptic number.

3046430640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3046430640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5189453568).

3046430640 is an abundant number, since it is smaller than the sum of its proper divisors (7332476496).

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

3046430640 is a wasteful number, since it uses less digits than its factorization.

3046430640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8587 (or 8581 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 3046430640 is about 55194.4801587985. The cubic root of 3046430640 is about 1449.6520195480.

The spelling of 3046430640 in words is "three billion, forty-six million, four hundred thirty thousand, six hundred forty".