214402398 has 32 divisors (see below), whose sum is σ = 495124224. Its totient is φ = 60625152.

The previous prime is 214402393. The next prime is 214402451. The reversal of 214402398 is 893204412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214402393) 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, 22240 + ... + 30387.

It is an arithmetic number, because the mean of its divisors is an integer number (15472632).

Almost surely, 2^214402398 is an apocalyptic number.

214402398 is an abundant number, since it is smaller than the sum of its proper divisors (280721826).

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

214402398 is a wasteful number, since it uses less digits than its factorization.

214402398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52736.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 214402398 is about 14642.4860594094. The cubic root of 214402398 is about 598.5170768064.

The spelling of 214402398 in words is "two hundred fourteen million, four hundred two thousand, three hundred ninety-eight".