29997242 has 8 divisors (see below), whose sum is σ = 49086432. Its totient is φ = 13635100.

The previous prime is 29997239. The next prime is 29997263. The reversal of 29997242 is 24279992.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 29997193 and 29997202.

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, 681734 + ... + 681777.

It is an arithmetic number, because the mean of its divisors is an integer number (6135804).

Almost surely, 2^29997242 is an apocalyptic number.

29997242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

29997242 is a deficient number, since it is larger than the sum of its proper divisors (19089190).

29997242 is a wasteful number, since it uses less digits than its factorization.

29997242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363524.

The product of its digits is 163296, while the sum is 44.

The square root of 29997242 is about 5476.9737994626. The cubic root of 29997242 is about 310.7137283622.

The spelling of 29997242 in words is "twenty-nine million, nine hundred ninety-seven thousand, two hundred forty-two".