29490 has 16 divisors (see below), whose sum is σ = 70848. Its totient is φ = 7856.

The previous prime is 29483. The next prime is 29501. The reversal of 29490 is 9492.

29490 = T₄₄ + T₄₅ + ... + T₆₃.

It is an alternating number because its digits alternate between even and odd.

It is a nialpdrome in base 14 and base 16.

It is a zygodrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 29490.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462 + ... + 521.

It is an arithmetic number, because the mean of its divisors is an integer number (4428).

2²⁹⁴⁹⁰ is an apocalyptic number.

29490 is an abundant number, since it is smaller than the sum of its proper divisors (41358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35424).

29490 is a wasteful number, since it uses less digits than its factorization.

29490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 29490 is about 171.7265267802. The cubic root of 29490 is about 30.8952412525.

The spelling of 29490 in words is "twenty-nine thousand, four hundred ninety".