4743245521 has 12 divisors (see below), whose sum is σ = 5538028800. Its totient is φ = 4050625320.

The previous prime is 4743245513. The next prime is 4743245543. The reversal of 4743245521 is 1255423474.

It is not a de Polignac number, because 4743245521 - 2³ = 4743245513 is a prime.

It is a super-2 number, since 2×4743245521² = 44996756144973122882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4743245581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165321 + ... + 191878.

It is an arithmetic number, because the mean of its divisors is an integer number (461502400).

Almost surely, 2^4743245521 is an apocalyptic number.

It is an amenable number.

4743245521 is a deficient number, since it is larger than the sum of its proper divisors (794783279).

4743245521 is a wasteful number, since it uses less digits than its factorization.

4743245521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357484 (or 357477 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 4743245521 is about 68871.2241868837. The cubic root of 4743245521 is about 1680.1905397314.

Adding to 4743245521 its reverse (1255423474), we get a palindrome (5998668995).

The spelling of 4743245521 in words is "four billion, seven hundred forty-three million, two hundred forty-five thousand, five hundred twenty-one".