3421491748 has 12 divisors (see below), whose sum is σ = 6013758940. Its totient is φ = 1703274912.

The previous prime is 3421491743. The next prime is 3421491781. The reversal of 3421491748 is 8471941243.

It can be written as a sum of positive squares in 2 ways, for example, as 3101153344 + 320338404 = 55688^2 + 17898^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3421491743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866711 + ... + 1868542.

Almost surely, 2^3421491748 is an apocalyptic number.

It is an amenable number.

3421491748 is a deficient number, since it is larger than the sum of its proper divisors (2592267192).

3421491748 is a wasteful number, since it uses less digits than its factorization.

3421491748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735486 (or 3735484 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 3421491748 is about 58493.5188546560. The cubic root of 3421491748 is about 1506.8562795752.

The spelling of 3421491748 in words is "three billion, four hundred twenty-one million, four hundred ninety-one thousand, seven hundred forty-eight".