3420744903 has 6 divisors (see below), whose sum is σ = 4941075984. Its totient is φ = 2280496596.

The previous prime is 3420744889. The next prime is 3420744907. The reversal of 3420744903 is 3094470243.

3420744903 is a `hidden beast` number, since 3 + 4 + 207 + 449 + 0 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-3420744903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420744907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 190041375 + ... + 190041392.

It is an arithmetic number, because the mean of its divisors is an integer number (823512664).

Almost surely, 2^3420744903 is an apocalyptic number.

3420744903 is a deficient number, since it is larger than the sum of its proper divisors (1520331081).

3420744903 is a wasteful number, since it uses less digits than its factorization.

3420744903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380082773 (or 380082770 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 3420744903 is about 58487.1345083686. The cubic root of 3420744903 is about 1506.7466324725.

The spelling of 3420744903 in words is "three billion, four hundred twenty million, seven hundred forty-four thousand, nine hundred three".