22629340 has 12 divisors (see below), whose sum is σ = 47521656. Its totient is φ = 9051728.

The previous prime is 22629289. The next prime is 22629377. The reversal of 22629340 is 4392622.

It is a junction number, because it is equal to n+sod(n) for n = 22629299 and 22629308.

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, 565714 + ... + 565753.

It is an arithmetic number, because the mean of its divisors is an integer number (3960138).

Almost surely, 2^22629340 is an apocalyptic number.

22629340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22629340 is an abundant number, since it is smaller than the sum of its proper divisors (24892316).

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

22629340 is a wasteful number, since it uses less digits than its factorization.

22629340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131476 (or 1131474 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 22629340 is about 4757.0305864058. The cubic root of 22629340 is about 282.8507247561.

The spelling of 22629340 in words is "twenty-two million, six hundred twenty-nine thousand, three hundred forty".