29799745 has 4 divisors (see below), whose sum is σ = 35759700. Its totient is φ = 23839792.

The previous prime is 29799703. The next prime is 29799761. The reversal of 29799745 is 54799792.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4879681 + 24920064 = 2209^2 + 4992^2 .

It is a cyclic number.

It is not a de Polignac number, because 29799745 - 2¹⁹ = 29275457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29799692 and 29799701.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2979970 + ... + 2979979.

It is an arithmetic number, because the mean of its divisors is an integer number (8939925).

Almost surely, 2^29799745 is an apocalyptic number.

It is an amenable number.

29799745 is a deficient number, since it is larger than the sum of its proper divisors (5959955).

29799745 is an equidigital number, since it uses as much as digits as its factorization.

29799745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959954.

The product of its digits is 1428840, while the sum is 52.

The square root of 29799745 is about 5458.9142693396. The cubic root of 29799745 is about 310.0303300189.

The spelling of 29799745 in words is "twenty-nine million, seven hundred ninety-nine thousand, seven hundred forty-five".