29975316 has 48 divisors (see below), whose sum is σ = 81454464. Its totient is φ = 8401536.

The previous prime is 29975303. The next prime is 29975317. The reversal of 29975316 is 61357992.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29975317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086 + ... + 7818.

It is an arithmetic number, because the mean of its divisors is an integer number (1696968).

Almost surely, 2^29975316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29975316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40727232).

29975316 is an abundant number, since it is smaller than the sum of its proper divisors (51479148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29975316 is a wasteful number, since it uses less digits than its factorization.

29975316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800 (or 6798 counting only the distinct ones).

The product of its digits is 102060, while the sum is 42.

The square root of 29975316 is about 5474.9717807492. The cubic root of 29975316 is about 310.6380061812.

The spelling of 29975316 in words is "twenty-nine million, nine hundred seventy-five thousand, three hundred sixteen".