363897421 has 8 divisors (see below), whose sum is σ = 381427200. Its totient is φ = 346510032.

The previous prime is 363897419. The next prime is 363897431. The reversal of 363897421 is 124798363.

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

It is a cyclic number.

It is not a de Polignac number, because 363897421 - 2¹ = 363897419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363897431) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 30346 + ... + 40603.

It is an arithmetic number, because the mean of its divisors is an integer number (47678400).

Almost surely, 2^363897421 is an apocalyptic number.

It is an amenable number.

363897421 is a deficient number, since it is larger than the sum of its proper divisors (17529779).

363897421 is a wasteful number, since it uses less digits than its factorization.

363897421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71195.

The product of its digits is 217728, while the sum is 43.

The square root of 363897421 is about 19076.0955386578. The cubic root of 363897421 is about 713.9366206587.

The spelling of 363897421 in words is "three hundred sixty-three million, eight hundred ninety-seven thousand, four hundred twenty-one".