22262346 has 12 divisors (see below), whose sum is σ = 48235122. Its totient is φ = 7420776.

The previous prime is 22262327. The next prime is 22262351. The reversal of 22262346 is 64326222.

It can be written as a sum of positive squares in only one way, i.e., 21986721 + 275625 = 4689^2 + 525^2 .

It is a super-2 number, since 2×22262346² = 991224098847432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618381 + ... + 618416.

Almost surely, 2^22262346 is an apocalyptic number.

22262346 is an abundant number, since it is smaller than the sum of its proper divisors (25972776).

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

22262346 is a wasteful number, since it uses less digits than its factorization.

22262346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236805 (or 1236802 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 22262346 is about 4718.2990579233. The cubic root of 22262346 is about 281.3133285542.

Adding to 22262346 its reverse (64326222), we get a palindrome (86588568).

The spelling of 22262346 in words is "twenty-two million, two hundred sixty-two thousand, three hundred forty-six".