29121342 has 16 divisors (see below), whose sum is σ = 58296720. Its totient is φ = 9698112.

The previous prime is 29121329. The next prime is 29121353. The reversal of 29121342 is 24312192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9378 + ... + 12090.

It is an arithmetic number, because the mean of its divisors is an integer number (3643545).

Almost surely, 2^29121342 is an apocalyptic number.

29121342 is an abundant number, since it is smaller than the sum of its proper divisors (29175378).

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

29121342 is a wasteful number, since it uses less digits than its factorization.

29121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4507.

The product of its digits is 864, while the sum is 24.

The square root of 29121342 is about 5396.4193684331. The cubic root of 29121342 is about 307.6595932751.

The spelling of 29121342 in words is "twenty-nine million, one hundred twenty-one thousand, three hundred forty-two".