493722 has 32 divisors (see below), whose sum is σ = 1128960. Its totient is φ = 159840.

The previous prime is 493721. The next prime is 493729. The reversal of 493722 is 227394.

493722 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

It is a super-2 number, since 2×493722² = 487522826568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (493721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2103 + ... + 2325.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2⁴⁹³⁷²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 493722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564480).

493722 is an abundant number, since it is smaller than the sum of its proper divisors (635238).

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

493722 is a wasteful number, since it uses less digits than its factorization.

493722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 269 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 493722 is about 702.6535419394. The cubic root of 493722 is about 79.0364623650.

The spelling of 493722 in words is "four hundred ninety-three thousand, seven hundred twenty-two".