20346941 has 4 divisors (see below), whose sum is σ = 20443584. Its totient is φ = 20250300.

The previous prime is 20346923. The next prime is 20346983. The reversal of 20346941 is 14964302.

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 a cyclic number.

It is not a de Polignac number, because 20346941 - 2⁶ = 20346877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20342941) 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, 48005 + ... + 48426.

It is an arithmetic number, because the mean of its divisors is an integer number (5110896).

Almost surely, 2^20346941 is an apocalyptic number.

It is an amenable number.

20346941 is a deficient number, since it is larger than the sum of its proper divisors (96643).

20346941 is an equidigital number, since it uses as much as digits as its factorization.

20346941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96642.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 20346941 is about 4510.7583619609. The cubic root of 20346941 is about 273.0023435866.

The spelling of 20346941 in words is "twenty million, three hundred forty-six thousand, nine hundred forty-one".