29155930 has 16 divisors (see below), whose sum is σ = 52558920. Its totient is φ = 11644992.

The previous prime is 29155913. The next prime is 29155943. The reversal of 29155930 is 3955192.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28633201 + 522729 = 5351^2 + 723^2 .

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, 6532 + ... + 10048.

Almost surely, 2^29155930 is an apocalyptic number.

29155930 is a deficient number, since it is larger than the sum of its proper divisors (23402990).

29155930 is a wasteful number, since it uses less digits than its factorization.

29155930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4353.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 29155930 is about 5399.6231349975. The cubic root of 29155930 is about 307.7813495666.

The spelling of 29155930 in words is "twenty-nine million, one hundred fifty-five thousand, nine hundred thirty".