29946390 has 16 divisors (see below), whose sum is σ = 71871408. Its totient is φ = 7985696.

The previous prime is 29946353. The next prime is 29946407. The reversal of 29946390 is 9364992.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499077 + ... + 499136.

It is an arithmetic number, because the mean of its divisors is an integer number (4491963).

Almost surely, 2^29946390 is an apocalyptic number.

29946390 is an abundant number, since it is smaller than the sum of its proper divisors (41925018).

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

29946390 is a wasteful number, since it uses less digits than its factorization.

29946390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998223.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 29946390 is about 5472.3294856944. The cubic root of 29946390 is about 310.5380527524.

The spelling of 29946390 in words is "twenty-nine million, nine hundred forty-six thousand, three hundred ninety".