20341398 has 32 divisors (see below), whose sum is σ = 50722560. Its totient is φ = 5283360.

The previous prime is 20341397. The next prime is 20341411. The reversal of 20341398 is 89314302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20341393) 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, 21553 + ... + 22476.

It is an arithmetic number, because the mean of its divisors is an integer number (1585080).

Almost surely, 2^20341398 is an apocalyptic number.

20341398 is an abundant number, since it is smaller than the sum of its proper divisors (30381162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20341398 is a wasteful number, since it uses less digits than its factorization.

20341398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44052.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 20341398 is about 4510.1439001433. The cubic root of 20341398 is about 272.9775505161.

The spelling of 20341398 in words is "twenty million, three hundred forty-one thousand, three hundred ninety-eight".