427884238 has 8 divisors (see below), whose sum is σ = 642132288. Its totient is φ = 213840144.

The previous prime is 427884179. The next prime is 427884239. The reversal of 427884238 is 832488724.

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

It is a super-2 number, since 2×427884238² = 366169842257681288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427884239) 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, 45631 + ... + 54202.

It is an arithmetic number, because the mean of its divisors is an integer number (80266536).

Almost surely, 2^427884238 is an apocalyptic number.

427884238 is a deficient number, since it is larger than the sum of its proper divisors (214248050).

427884238 is a wasteful number, since it uses less digits than its factorization.

427884238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101978.

The product of its digits is 688128, while the sum is 46.

The square root of 427884238 is about 20685.3628926350. The cubic root of 427884238 is about 753.5442545554.

The spelling of 427884238 in words is "four hundred twenty-seven million, eight hundred eighty-four thousand, two hundred thirty-eight".