22219274 has 32 divisors (see below), whose sum is σ = 41803776. Its totient is φ = 8604720.

The previous prime is 22219271. The next prime is 22219283. The reversal of 22219274 is 47291222.

It is a super-2 number, since 2×22219274² = 987392274174152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22219271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34019 + ... + 34665.

It is an arithmetic number, because the mean of its divisors is an integer number (1306368).

Almost surely, 2^22219274 is an apocalyptic number.

22219274 is a deficient number, since it is larger than the sum of its proper divisors (19584502).

22219274 is a wasteful number, since it uses less digits than its factorization.

22219274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890.

The product of its digits is 4032, while the sum is 29.

The square root of 22219274 is about 4713.7324913491. The cubic root of 22219274 is about 281.1317880827.

The spelling of 22219274 in words is "twenty-two million, two hundred nineteen thousand, two hundred seventy-four".