29996918 has 12 divisors (see below), whose sum is σ = 52341732. Its totient is φ = 12855780.

The previous prime is 29996917. The next prime is 29996921. The reversal of 29996918 is 81969992.

It is a self number, because there is not a number n which added to its sum of digits gives 29996918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29996917) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152948 + ... + 153143.

It is an arithmetic number, because the mean of its divisors is an integer number (4361811).

Almost surely, 2^29996918 is an apocalyptic number.

29996918 is a deficient number, since it is larger than the sum of its proper divisors (22344814).

29996918 is a wasteful number, since it uses less digits than its factorization.

29996918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306107 (or 306100 counting only the distinct ones).

The product of its digits is 629856, while the sum is 53.

The square root of 29996918 is about 5476.9442210050. The cubic root of 29996918 is about 310.7126096859.

The spelling of 29996918 in words is "twenty-nine million, nine hundred ninety-six thousand, nine hundred eighteen".