229901554 has 8 divisors (see below), whose sum is σ = 345089628. Its totient is φ = 114871680.

The previous prime is 229901533. The next prime is 229901563. The reversal of 229901554 is 455109922.

It can be written as a sum of positive squares in 2 ways, for example, as 229674025 + 227529 = 15155^2 + 477^2 .

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

It is a super-2 number, since 2×229901554² = 105709449063229832, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 35847 + ... + 41770.

Almost surely, 2^229901554 is an apocalyptic number.

229901554 is a deficient number, since it is larger than the sum of its proper divisors (115188074).

229901554 is a wasteful number, since it uses less digits than its factorization.

229901554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79100.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 229901554 is about 15162.5048722169. The cubic root of 229901554 is about 612.6051389137.

The spelling of 229901554 in words is "two hundred twenty-nine million, nine hundred one thousand, five hundred fifty-four".