228137626 has 8 divisors (see below), whose sum is σ = 347026464. Its totient is φ = 112462140.

The previous prime is 228137573. The next prime is 228137627. The reversal of 228137626 is 626731822.

228137626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (228137627) 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, 803160 + ... + 803443.

It is an arithmetic number, because the mean of its divisors is an integer number (43378308).

Almost surely, 2^228137626 is an apocalyptic number.

228137626 is a deficient number, since it is larger than the sum of its proper divisors (118888838).

228137626 is a wasteful number, since it uses less digits than its factorization.

228137626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606676.

The product of its digits is 48384, while the sum is 37.

The square root of 228137626 is about 15104.2254352880. The cubic root of 228137626 is about 611.0343697378.

The spelling of 228137626 in words is "two hundred twenty-eight million, one hundred thirty-seven thousand, six hundred twenty-six".