237828442 has 16 divisors (see below), whose sum is σ = 368596800. Its totient is φ = 115016832.

The previous prime is 237828433. The next prime is 237828443. The reversal of 237828442 is 244828732.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 237828395 and 237828404.

It is not an unprimeable number, because it can be changed into a prime (237828443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4567 + ... + 22282.

It is an arithmetic number, because the mean of its divisors is an integer number (23037300).

Almost surely, 2^237828442 is an apocalyptic number.

237828442 is a deficient number, since it is larger than the sum of its proper divisors (130768358).

237828442 is a wasteful number, since it uses less digits than its factorization.

237828442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26997.

The product of its digits is 172032, while the sum is 40.

The square root of 237828442 is about 15421.6873914627. The cubic root of 237828442 is about 619.5665041213.

The spelling of 237828442 in words is "two hundred thirty-seven million, eight hundred twenty-eight thousand, four hundred forty-two".