29940959 has 4 divisors (see below), whose sum is σ = 30024720. Its totient is φ = 29857200.

The previous prime is 29940949. The next prime is 29940983. The reversal of 29940959 is 95904992.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29940959 is a prime.

It is a super-2 number, since 2×29940959² = 1792922051679362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29940949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41342 + ... + 42059.

It is an arithmetic number, because the mean of its divisors is an integer number (7506180).

Almost surely, 2^29940959 is an apocalyptic number.

29940959 is a deficient number, since it is larger than the sum of its proper divisors (83761).

29940959 is an equidigital number, since it uses as much as digits as its factorization.

29940959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83760.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 29940959 is about 5471.8332394180. The cubic root of 29940959 is about 310.5192788242.

The spelling of 29940959 in words is "twenty-nine million, nine hundred forty thousand, nine hundred fifty-nine".