5721234 has 8 divisors (see below), whose sum is σ = 11442480. Its totient is φ = 1907076.

The previous prime is 5721211. The next prime is 5721241. The reversal of 5721234 is 4321275.

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

5721234 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476764 + ... + 476775.

It is an arithmetic number, because the mean of its divisors is an integer number (1430310).

Almost surely, 2^5721234 is an apocalyptic number.

5721234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5721234 is a wasteful number, since it uses less digits than its factorization.

5721234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953544.

The product of its digits is 1680, while the sum is 24.

The square root of 5721234 is about 2391.9101153681. The cubic root of 5721234 is about 178.8531404690.

The spelling of 5721234 in words is "five million, seven hundred twenty-one thousand, two hundred thirty-four".