752422 has 16 divisors (see below), whose sum is σ = 1285632. Its totient is φ = 326920.

The previous prime is 752413. The next prime is 752431. The reversal of 752422 is 224257.

It is an interprime number because it is at equal distance from previous prime (752413) and next prime (752431).

It is a super-2 number, since 2×752422² = 1132277732168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 752393 and 752402.

It is a congruent number.

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, 238 + ... + 1249.

It is an arithmetic number, because the mean of its divisors is an integer number (80352).

2⁷⁵²⁴²² is an apocalyptic number.

752422 is a deficient number, since it is larger than the sum of its proper divisors (533210).

752422 is a wasteful number, since it uses less digits than its factorization.

752422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523.

The product of its digits is 1120, while the sum is 22.

The square root of 752422 is about 867.4226190272. The cubic root of 752422 is about 90.9537260206.

Adding to 752422 its reverse (224257), we get a palindrome (976679).

The spelling of 752422 in words is "seven hundred fifty-two thousand, four hundred twenty-two".