229396401 has 32 divisors (see below), whose sum is σ = 367557120. Its totient is φ = 140562432.

The previous prime is 229396397. The next prime is 229396403. The reversal of 229396401 is 104693922.

229396401 is a `hidden beast` number, since 2 + 2 + 9 + 3 + 9 + 640 + 1 = 666.

It is not a de Polignac number, because 229396401 - 2² = 229396397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229396403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88936 + ... + 91478.

It is an arithmetic number, because the mean of its divisors is an integer number (11486160).

Almost surely, 2^229396401 is an apocalyptic number.

It is an amenable number.

229396401 is a deficient number, since it is larger than the sum of its proper divisors (138160719).

229396401 is a wasteful number, since it uses less digits than its factorization.

229396401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 229396401 is about 15145.8377450704. The cubic root of 229396401 is about 612.1561260653.

The spelling of 229396401 in words is "two hundred twenty-nine million, three hundred ninety-six thousand, four hundred one".