201342398 has 4 divisors (see below), whose sum is σ = 302013600. Its totient is φ = 100671198.

The previous prime is 201342353. The next prime is 201342433. The reversal of 201342398 is 893243102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×201342398² = 81077522464780808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50335598 + ... + 50335601.

It is an arithmetic number, because the mean of its divisors is an integer number (75503400).

Almost surely, 2^201342398 is an apocalyptic number.

201342398 is a deficient number, since it is larger than the sum of its proper divisors (100671202).

201342398 is a wasteful number, since it uses less digits than its factorization.

201342398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100671201.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 201342398 is about 14189.5171869941. The cubic root of 201342398 is about 586.1090297116.

The spelling of 201342398 in words is "two hundred one million, three hundred forty-two thousand, three hundred ninety-eight".