5721498 has 24 divisors (see below), whose sum is σ = 12662208. Its totient is φ = 1866312.

The previous prime is 5721493. The next prime is 5721517. The reversal of 5721498 is 8941275.

It is not an unprimeable number, because it can be changed into a prime (5721493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2536 + ... + 4227.

It is an arithmetic number, because the mean of its divisors is an integer number (527592).

Almost surely, 2^5721498 is an apocalyptic number.

5721498 is an abundant number, since it is smaller than the sum of its proper divisors (6940710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5721498 is a wasteful number, since it uses less digits than its factorization.

5721498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6818 (or 6815 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 5721498 is about 2391.9653007517. The cubic root of 5721498 is about 178.8558914200.

The spelling of 5721498 in words is "five million, seven hundred twenty-one thousand, four hundred ninety-eight".