3421698624 has 84 divisors (see below), whose sum is σ = 10046962380. Its totient is φ = 1112739840.

The previous prime is 3421698611. The next prime is 3421698629. The reversal of 3421698624 is 4268961243.

3421698624 is a `hidden beast` number, since 3 + 4 + 2 + 16 + 9 + 8 + 624 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1117698624 + 2304000000 = 33432^2 + 48000^2 .

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3421698624.

It is not an unprimeable number, because it can be changed into a prime (3421698629) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 48829 + ... + 96060.

It is an arithmetic number, because the mean of its divisors is an integer number (119606695).

Almost surely, 2^3421698624 is an apocalyptic number.

It is an amenable number.

3421698624 is an abundant number, since it is smaller than the sum of its proper divisors (6625263756).

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

3421698624 is a wasteful number, since it uses less digits than its factorization.

3421698624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144948 (or 144935 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 3421698624 is about 58495.2871947818. The cubic root of 3421698624 is about 1506.8866489911.

The spelling of 3421698624 in words is "three billion, four hundred twenty-one million, six hundred ninety-eight thousand, six hundred twenty-four".