29922974 has 4 divisors (see below), whose sum is σ = 44884464. Its totient is φ = 14961486.

The previous prime is 29922953. The next prime is 29922979. The reversal of 29922974 is 47922992.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29922979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7480742 + ... + 7480745.

It is an arithmetic number, because the mean of its divisors is an integer number (11221116).

Almost surely, 2^29922974 is an apocalyptic number.

29922974 is a deficient number, since it is larger than the sum of its proper divisors (14961490).

29922974 is a wasteful number, since it uses less digits than its factorization.

29922974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14961489.

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

The square root of 29922974 is about 5470.1895762396. The cubic root of 29922974 is about 310.4570919070.

The spelling of 29922974 in words is "twenty-nine million, nine hundred twenty-two thousand, nine hundred seventy-four".