7022430 has 64 divisors (see below), whose sum is σ = 19353600. Its totient is φ = 1810080.

The previous prime is 7022417. The next prime is 7022441. The reversal of 7022430 is 342207.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7951 + ... + 8789.

It is an arithmetic number, because the mean of its divisors is an integer number (302400).

Almost surely, 2^7022430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7022430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9676800).

7022430 is an abundant number, since it is smaller than the sum of its proper divisors (12331170).

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

7022430 is a wasteful number, since it uses less digits than its factorization.

7022430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886 (or 880 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 7022430 is about 2649.9867924199. The cubic root of 7022430 is about 191.4972197012.

Adding to 7022430 its reverse (342207), we get a palindrome (7364637).

It can be divided in two parts, 70 and 22430, that added together give a square (22500 = 150²).

The spelling of 7022430 in words is "seven million, twenty-two thousand, four hundred thirty".