4903391 has 4 divisors (see below), whose sum is σ = 4962552. Its totient is φ = 4844232.

The previous prime is 4903373. The next prime is 4903397. The reversal of 4903391 is 1933094.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1933094 = 2 ⋅966547.

It is a cyclic number.

It is not a de Polignac number, because 4903391 - 2¹⁰ = 4902367 is a prime.

It is a super-4 number, since 4×4903391⁴ (a number of 28 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4903397) 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, 29456 + ... + 29621.

It is an arithmetic number, because the mean of its divisors is an integer number (1240638).

Almost surely, 2^4903391 is an apocalyptic number.

4903391 is a deficient number, since it is larger than the sum of its proper divisors (59161).

4903391 is an equidigital number, since it uses as much as digits as its factorization.

4903391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59160.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 4903391 is about 2214.3601784714. The cubic root of 4903391 is about 169.8890972163.

The spelling of 4903391 in words is "four million, nine hundred three thousand, three hundred ninety-one".