29113212 has 24 divisors (see below), whose sum is σ = 68048512. Its totient is φ = 9687600.

The previous prime is 29113211. The next prime is 29113219. The reversal of 29113212 is 21231192.

It is a super-2 number, since 2×29113212² = 1695158225913888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29113211) 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, 6537 + ... + 10047.

Almost surely, 2^29113212 is an apocalyptic number.

It is an amenable number.

29113212 is an abundant number, since it is smaller than the sum of its proper divisors (38935300).

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

29113212 is a wasteful number, since it uses less digits than its factorization.

29113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209 (or 4207 counting only the distinct ones).

The product of its digits is 216, while the sum is 21.

The square root of 29113212 is about 5395.6660385906. Note that the first 3 decimals coincide. The cubic root of 29113212 is about 307.6309601476.

The spelling of 29113212 in words is "twenty-nine million, one hundred thirteen thousand, two hundred twelve".