2001658346 has 16 divisors (see below), whose sum is σ = 3015235584. Its totient is φ = 996589104.

The previous prime is 2001658339. The next prime is 2001658361. The reversal of 2001658346 is 6438561002.

It is a super-2 number, since 2×2001658346² = 8013272268222911432, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567380 + ... + 570896.

It is an arithmetic number, because the mean of its divisors is an integer number (188452224).

Almost surely, 2^2001658346 is an apocalyptic number.

2001658346 is a deficient number, since it is larger than the sum of its proper divisors (1013577238).

2001658346 is a wasteful number, since it uses less digits than its factorization.

2001658346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4645.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 2001658346 is about 44739.8965801219. The cubic root of 2001658346 is about 1260.2691845302.

The spelling of 2001658346 in words is "two billion, one million, six hundred fifty-eight thousand, three hundred forty-six".