29866413 has 4 divisors (see below), whose sum is σ = 39821888. Its totient is φ = 19910940.

The previous prime is 29866391. The next prime is 29866427. The reversal of 29866413 is 31466892.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 29866413 - 2⁶ = 29866349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29866453) 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, 4977733 + ... + 4977738.

It is an arithmetic number, because the mean of its divisors is an integer number (9955472).

Almost surely, 2^29866413 is an apocalyptic number.

It is an amenable number.

29866413 is a deficient number, since it is larger than the sum of its proper divisors (9955475).

29866413 is an equidigital number, since it uses as much as digits as its factorization.

29866413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9955474.

The product of its digits is 62208, while the sum is 39.

The square root of 29866413 is about 5465.0172003389. The cubic root of 29866413 is about 310.2613578071.

The spelling of 29866413 in words is "twenty-nine million, eight hundred sixty-six thousand, four hundred thirteen".