29474979 has 8 divisors (see below), whose sum is σ = 39797760. Its totient is φ = 19401096.

The previous prime is 29474959. The next prime is 29474987. The reversal of 29474979 is 97947492.

29474979 = 351² + 352² + ... + 508².

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29474979 - 2⁸ = 29474723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29474959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61947 + ... + 62420.

It is an arithmetic number, because the mean of its divisors is an integer number (4974720).

Almost surely, 2^29474979 is an apocalyptic number.

29474979 is a deficient number, since it is larger than the sum of its proper divisors (10322781).

29474979 is a wasteful number, since it uses less digits than its factorization.

29474979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124449.

The product of its digits is 1143072, while the sum is 51.

The square root of 29474979 is about 5429.0863872294. The cubic root of 29474979 is about 308.8999477079.

The spelling of 29474979 in words is "twenty-nine million, four hundred seventy-four thousand, nine hundred seventy-nine".