5421001730 has 16 divisors (see below), whose sum is σ = 9758643264. Its totient is φ = 2168214000.

The previous prime is 5421001717. The next prime is 5421001759. The reversal of 5421001730 is 371001245.

It is a super-4 number, since 4×5421001730⁴ (a number of 40 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5421001696 and 5421001705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205049 + ... + 229971.

It is an arithmetic number, because the mean of its divisors is an integer number (609915204).

Almost surely, 2^5421001730 is an apocalyptic number.

5421001730 is a deficient number, since it is larger than the sum of its proper divisors (4337641534).

5421001730 is a wasteful number, since it uses less digits than its factorization.

5421001730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46681.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 5421001730 is about 73627.4522851361. The cubic root of 5421001730 is about 1756.6821240850.

Adding to 5421001730 its reverse (371001245), we get a palindrome (5792002975).

The spelling of 5421001730 in words is "five billion, four hundred twenty-one million, one thousand, seven hundred thirty".