20413298 has 8 divisors (see below), whose sum is σ = 30825900. Its totient is φ = 10138000.

The previous prime is 20413291. The next prime is 20413331. The reversal of 20413298 is 89231402.

It can be written as a sum of positive squares in 2 ways, for example, as 15155449 + 5257849 = 3893^2 + 2293^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 20413298.

It is not an unprimeable number, because it can be changed into a prime (20413291) 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, 33953 + ... + 34548.

Almost surely, 2^20413298 is an apocalyptic number.

20413298 is a deficient number, since it is larger than the sum of its proper divisors (10412602).

20413298 is a wasteful number, since it uses less digits than its factorization.

20413298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68652.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 20413298 is about 4518.1077897722. The cubic root of 20413298 is about 273.2988002509.

The spelling of 20413298 in words is "twenty million, four hundred thirteen thousand, two hundred ninety-eight".