641423162 has 8 divisors (see below), whose sum is σ = 962280000. Its totient is φ = 320663164.

The previous prime is 641423117. The next prime is 641423197. The reversal of 641423162 is 261324146.

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

It is a super-2 number, since 2×641423162² = 822847345500156488, which contains 22 as substring.

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, 4412 + ... + 36087.

It is an arithmetic number, because the mean of its divisors is an integer number (120285000).

Almost surely, 2^641423162 is an apocalyptic number.

641423162 is a deficient number, since it is larger than the sum of its proper divisors (320856838).

641423162 is a wasteful number, since it uses less digits than its factorization.

641423162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48420.

The product of its digits is 6912, while the sum is 29.

The square root of 641423162 is about 25326.3333706243. Note that the first 4 decimals coincide. The cubic root of 641423162 is about 862.4121759487.

The spelling of 641423162 in words is "six hundred forty-one million, four hundred twenty-three thousand, one hundred sixty-two".