22352030 has 16 divisors (see below), whose sum is σ = 40626144. Its totient is φ = 8853600.

The previous prime is 22351993. The next prime is 22352051. The reversal of 22352030 is 3025322.

It is a super-2 number, since 2×22352030² = 999226490241800, which contains 22 as substring.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 9821 + ... + 11880.

It is an arithmetic number, because the mean of its divisors is an integer number (2539134).

Almost surely, 2^22352030 is an apocalyptic number.

22352030 is a deficient number, since it is larger than the sum of its proper divisors (18274114).

22352030 is a wasteful number, since it uses less digits than its factorization.

22352030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21811.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 22352030 is about 4727.7933541981. The cubic root of 22352030 is about 281.6905799210.

Adding to 22352030 its reverse (3025322), we get a palindrome (25377352).

The spelling of 22352030 in words is "twenty-two million, three hundred fifty-two thousand, thirty".