20410429 has 8 divisors (see below), whose sum is σ = 22034432. Its totient is φ = 18794160.

The previous prime is 20410409. The next prime is 20410433. The reversal of 20410429 is 92401402.

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

It is a cyclic number.

It is not a de Polignac number, because 20410429 - 2⁷ = 20410301 is a prime.

It is a super-2 number, since 2×20410429² = 833171223928082, 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 (20410409) 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, 4324 + ... + 7714.

It is an arithmetic number, because the mean of its divisors is an integer number (2754304).

Almost surely, 2^20410429 is an apocalyptic number.

It is an amenable number.

20410429 is a deficient number, since it is larger than the sum of its proper divisors (1624003).

20410429 is a wasteful number, since it uses less digits than its factorization.

20410429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 20410429 is about 4517.7902784437. The cubic root of 20410429 is about 273.2859959996.

The spelling of 20410429 in words is "twenty million, four hundred ten thousand, four hundred twenty-nine".