422516 has 12 divisors (see below), whose sum is σ = 753732. Its totient is φ = 207168.

The previous prime is 422479. The next prime is 422537. The reversal of 422516 is 615224.

It is a happy number.

422516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 306916 + 115600 = 554^2 + 340^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785 + ... + 1208.

It is an arithmetic number, because the mean of its divisors is an integer number (62811).

2⁴²²⁵¹⁶ is an apocalyptic number.

It is an amenable number.

422516 is a deficient number, since it is larger than the sum of its proper divisors (331216).

422516 is a wasteful number, since it uses less digits than its factorization.

422516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050 (or 2048 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 422516 is about 650.0123075758. The cubic root of 422516 is about 75.0379659631.

It can be divided in two parts, 4225 and 16, that multiplied together give a square (67600 = 260²).

The spelling of 422516 in words is "four hundred twenty-two thousand, five hundred sixteen".