29426 has 4 divisors (see below), whose sum is σ = 44142. Its totient is φ = 14712.

The previous prime is 29423. The next prime is 29429. The reversal of 29426 is 62492.

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

It is an interprime number because it is at equal distance from previous prime (29423) and next prime (29429).

It can be written as a sum of positive squares in only one way, i.e., 22201 + 7225 = 149^2 + 85^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (29423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7355 + ... + 7358.

2²⁹⁴²⁶ is an apocalyptic number.

29426 is a deficient number, since it is larger than the sum of its proper divisors (14716).

29426 is a wasteful number, since it uses less digits than its factorization.

29426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14715.

The product of its digits is 864, while the sum is 23.

The square root of 29426 is about 171.5400827795. The cubic root of 29426 is about 30.8728751672.

Subtracting from 29426 its sum of digits (23), we obtain a triangular number (29403 = T₂₄₂).

The spelling of 29426 in words is "twenty-nine thousand, four hundred twenty-six".