29122842 has 16 divisors (see below), whose sum is σ = 66566592. Its totient is φ = 8320800.

The previous prime is 29122837. The next prime is 29122843. The reversal of 29122842 is 24822192.

It is not an unprimeable number, because it can be changed into a prime (29122843) 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, 346659 + ... + 346742.

It is an arithmetic number, because the mean of its divisors is an integer number (4160412).

Almost surely, 2^29122842 is an apocalyptic number.

29122842 is an abundant number, since it is smaller than the sum of its proper divisors (37443750).

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

29122842 is a wasteful number, since it uses less digits than its factorization.

29122842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693413.

The product of its digits is 4608, while the sum is 30.

The square root of 29122842 is about 5396.5583476879. The cubic root of 29122842 is about 307.6648755576.

The spelling of 29122842 in words is "twenty-nine million, one hundred twenty-two thousand, eight hundred forty-two".