29940772 has 6 divisors (see below), whose sum is σ = 52396358. Its totient is φ = 14970384.

The previous prime is 29940767. The next prime is 29940773. The reversal of 29940772 is 27704992.

It can be written as a sum of positive squares in only one way, i.e., 15241216 + 14699556 = 3904^2 + 3834^2 .

It is not an unprimeable number, because it can be changed into a prime (29940773) 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 as a sum of consecutive naturals, namely, 3742593 + ... + 3742600.

Almost surely, 2^29940772 is an apocalyptic number.

It is an amenable number.

29940772 is a deficient number, since it is larger than the sum of its proper divisors (22455586).

29940772 is a wasteful number, since it uses less digits than its factorization.

29940772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7485197 (or 7485195 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 29940772 is about 5471.8161518823. The cubic root of 29940772 is about 310.5186323605.

The spelling of 29940772 in words is "twenty-nine million, nine hundred forty thousand, seven hundred seventy-two".