29481666 has 32 divisors (see below), whose sum is σ = 60561600. Its totient is φ = 9564480.

The previous prime is 29481631. The next prime is 29481691. The reversal of 29481666 is 66618492.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39525 + ... + 40263.

It is an arithmetic number, because the mean of its divisors is an integer number (1892550).

Almost surely, 2^29481666 is an apocalyptic number.

29481666 is an abundant number, since it is smaller than the sum of its proper divisors (31079934).

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

29481666 is a wasteful number, since it uses less digits than its factorization.

29481666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914.

The product of its digits is 124416, while the sum is 42.

The square root of 29481666 is about 5429.7022017787. The cubic root of 29481666 is about 308.9233060255.

The spelling of 29481666 in words is "twenty-nine million, four hundred eighty-one thousand, six hundred sixty-six".