225801478 has 8 divisors (see below), whose sum is σ = 387088272. Its totient is φ = 96772056.

The previous prime is 225801467. The next prime is 225801479. The reversal of 225801478 is 874108522.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225801479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8064325 + ... + 8064352.

It is an arithmetic number, because the mean of its divisors is an integer number (48386034).

Almost surely, 2^225801478 is an apocalyptic number.

225801478 is a deficient number, since it is larger than the sum of its proper divisors (161286794).

225801478 is a wasteful number, since it uses less digits than its factorization.

225801478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16128686.

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 225801478 is about 15026.6921842433. The cubic root of 225801478 is about 608.9415290924.

The spelling of 225801478 in words is "two hundred twenty-five million, eight hundred one thousand, four hundred seventy-eight".