20224835 has 16 divisors (see below), whose sum is σ = 26146560. Its totient is φ = 14968800.

The previous prime is 20224823. The next prime is 20224837. The reversal of 20224835 is 53842202.

It is not a de Polignac number, because 20224835 - 2⁸ = 20224579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20224837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1610 + ... + 6560.

It is an arithmetic number, because the mean of its divisors is an integer number (1634160).

Almost surely, 2^20224835 is an apocalyptic number.

20224835 is a deficient number, since it is larger than the sum of its proper divisors (5921725).

20224835 is a wasteful number, since it uses less digits than its factorization.

20224835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5018.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 20224835 is about 4497.2030196557. The cubic root of 20224835 is about 272.4551338753.

The spelling of 20224835 in words is "twenty million, two hundred twenty-four thousand, eight hundred thirty-five".