22729342 has 8 divisors (see below), whose sum is σ = 34256232. Its totient is φ = 11310600.

The previous prime is 22729321. The next prime is 22729363. The reversal of 22729342 is 24392722.

It is an interprime number because it is at equal distance from previous prime (22729321) and next prime (22729363).

It is a sphenic number, since it is the product of 3 distinct primes.

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, 26509 + ... + 27352.

It is an arithmetic number, because the mean of its divisors is an integer number (4282029).

Almost surely, 2^22729342 is an apocalyptic number.

22729342 is a deficient number, since it is larger than the sum of its proper divisors (11526890).

22729342 is a wasteful number, since it uses less digits than its factorization.

22729342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54074.

The product of its digits is 12096, while the sum is 31.

The square root of 22729342 is about 4767.5299684428. The cubic root of 22729342 is about 283.2667639070.

The spelling of 22729342 in words is "twenty-two million, seven hundred twenty-nine thousand, three hundred forty-two".