20534294 has 16 divisors (see below), whose sum is σ = 34105536. Its totient is φ = 9193800.

The previous prime is 20534281. The next prime is 20534303. The reversal of 20534294 is 49243502.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5492 + ... + 8439.

It is an arithmetic number, because the mean of its divisors is an integer number (2131596).

Almost surely, 2^20534294 is an apocalyptic number.

20534294 is a deficient number, since it is larger than the sum of its proper divisors (13571242).

20534294 is a wasteful number, since it uses less digits than its factorization.

20534294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14011.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 20534294 is about 4531.4781252920. The cubic root of 20534294 is about 273.8377126961.

Adding to 20534294 its reverse (49243502), we get a palindrome (69777796).

The spelling of 20534294 in words is "twenty million, five hundred thirty-four thousand, two hundred ninety-four".