29987696 has 20 divisors (see below), whose sum is σ = 58194192. Its totient is φ = 14969856.

The previous prime is 29987669. The next prime is 29987701. The reversal of 29987696 is 69678992.

It is a super-2 number, since 2×29987696² = 1798523822776832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13136 + ... + 15248.

Almost surely, 2^29987696 is an apocalyptic number.

It is an amenable number.

29987696 is a deficient number, since it is larger than the sum of its proper divisors (28206496).

29987696 is a wasteful number, since it uses less digits than its factorization.

29987696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008 (or 3002 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 56.

The square root of 29987696 is about 5476.1022634717. The cubic root of 29987696 is about 310.6807654658.

The spelling of 29987696 in words is "twenty-nine million, nine hundred eighty-seven thousand, six hundred ninety-six".