372006638 has 8 divisors (see below), whose sum is σ = 559157232. Its totient is φ = 185620896.

The previous prime is 372006637. The next prime is 372006647. The reversal of 372006638 is 836600273.

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

It is a junction number, because it is equal to n+sod(n) for n = 372006598 and 372006607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372006637) by changing a digit.

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, 189995 + ... + 191942.

It is an arithmetic number, because the mean of its divisors is an integer number (69894654).

Almost surely, 2^372006638 is an apocalyptic number.

372006638 is a deficient number, since it is larger than the sum of its proper divisors (187150594).

372006638 is a wasteful number, since it uses less digits than its factorization.

372006638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382426.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 372006638 is about 19287.4736033520. The cubic root of 372006638 is about 719.2009125915.

The spelling of 372006638 in words is "three hundred seventy-two million, six thousand, six hundred thirty-eight".