3490067820 has 48 divisors (see below), whose sum is σ = 10286519040. Its totient is φ = 881701056.

The previous prime is 3490067797. The next prime is 3490067821. The reversal of 3490067820 is 287600943.

It is not an unprimeable number, because it can be changed into a prime (3490067821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1529592 + ... + 1531871.

It is an arithmetic number, because the mean of its divisors is an integer number (214302480).

Almost surely, 2^3490067820 is an apocalyptic number.

3490067820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3490067820 is an abundant number, since it is smaller than the sum of its proper divisors (6796451220).

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

3490067820 is a wasteful number, since it uses less digits than its factorization.

3490067820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061494 (or 3061492 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 3490067820 is about 59076.7959523873. The cubic root of 3490067820 is about 1516.8569372582.

The spelling of 3490067820 in words is "three billion, four hundred ninety million, sixty-seven thousand, eight hundred twenty".