29640122 has 4 divisors (see below), whose sum is σ = 44460186. Its totient is φ = 14820060.

The previous prime is 29640119. The next prime is 29640131. The reversal of 29640122 is 22104692.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29278921 + 361201 = 5411^2 + 601^2 .

It is a junction number, because it is equal to n+sod(n) for n = 29640091 and 29640100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7410029 + ... + 7410032.

Almost surely, 2^29640122 is an apocalyptic number.

29640122 is a deficient number, since it is larger than the sum of its proper divisors (14820064).

29640122 is a wasteful number, since it uses less digits than its factorization.

29640122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820063.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 29640122 is about 5444.2742399699. The cubic root of 29640122 is about 309.4757772154.

The spelling of 29640122 in words is "twenty-nine million, six hundred forty thousand, one hundred twenty-two".