3903067421 has 8 divisors (see below), whose sum is σ = 4316219904. Its totient is φ = 3499636320.

The previous prime is 3903067403. The next prime is 3903067423. The reversal of 3903067421 is 1247603093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3903067421 - 2²² = 3898873117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3903067423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2429501 + ... + 2431106.

It is an arithmetic number, because the mean of its divisors is an integer number (539527488).

Almost surely, 2^3903067421 is an apocalyptic number.

It is an amenable number.

3903067421 is a deficient number, since it is larger than the sum of its proper divisors (413152483).

3903067421 is a wasteful number, since it uses less digits than its factorization.

3903067421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4860691.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 3903067421 is about 62474.5341799361. The cubic root of 3903067421 is about 1574.4734843420.

The spelling of 3903067421 in words is "three billion, nine hundred three million, sixty-seven thousand, four hundred twenty-one".