29121364 has 6 divisors (see below), whose sum is σ = 50962394. Its totient is φ = 14560680.

The previous prime is 29121359. The next prime is 29121371. The reversal of 29121364 is 46312192.

It can be written as a sum of positive squares in only one way, i.e., 18558864 + 10562500 = 4308^2 + 3250^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3640167 + ... + 3640174.

Almost surely, 2^29121364 is an apocalyptic number.

It is an amenable number.

29121364 is a deficient number, since it is larger than the sum of its proper divisors (21841030).

29121364 is a wasteful number, since it uses less digits than its factorization.

29121364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7280345 (or 7280343 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 29121364 is about 5396.4214068214. The cubic root of 29121364 is about 307.6596707499.

The spelling of 29121364 in words is "twenty-nine million, one hundred twenty-one thousand, three hundred sixty-four".