22729602 has 16 divisors (see below), whose sum is σ = 51953472. Its totient is φ = 6494160.

The previous prime is 22729601. The next prime is 22729613. The reversal of 22729602 is 20692722.

It is a self number, because there is not a number n which added to its sum of digits gives 22729602.

It is not an unprimeable number, because it can be changed into a prime (22729601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270549 + ... + 270632.

It is an arithmetic number, because the mean of its divisors is an integer number (3247092).

Almost surely, 2^22729602 is an apocalyptic number.

22729602 is an abundant number, since it is smaller than the sum of its proper divisors (29223870).

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

22729602 is a wasteful number, since it uses less digits than its factorization.

22729602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541193.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 22729602 is about 4767.5572361535. The cubic root of 22729602 is about 283.2678439951.

The spelling of 22729602 in words is "twenty-two million, seven hundred twenty-nine thousand, six hundred two".