422037998 has 8 divisors (see below), whose sum is σ = 636716808. Its totient is φ = 209799064.

The previous prime is 422037983. The next prime is 422038003. The reversal of 422037998 is 899730224.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609536 + ... + 610227.

It is an arithmetic number, because the mean of its divisors is an integer number (79589601).

Almost surely, 2^422037998 is an apocalyptic number.

422037998 is a deficient number, since it is larger than the sum of its proper divisors (214678810).

422037998 is a wasteful number, since it uses less digits than its factorization.

422037998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219938.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 422037998 is about 20543.5634202054. The cubic root of 422037998 is about 750.0965789702.

The spelling of 422037998 in words is "four hundred twenty-two million, thirty-seven thousand, nine hundred ninety-eight".