3629985946 has 8 divisors (see below), whose sum is σ = 5497843104. Its totient is φ = 1797371580.

The previous prime is 3629985937. The next prime is 3629985949. The reversal of 3629985946 is 6495899263.

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

It is not an unprimeable number, because it can be changed into a prime (3629985949) 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, 8810440 + ... + 8810851.

It is an arithmetic number, because the mean of its divisors is an integer number (687230388).

Almost surely, 2^3629985946 is an apocalyptic number.

3629985946 is a deficient number, since it is larger than the sum of its proper divisors (1867857158).

3629985946 is a wasteful number, since it uses less digits than its factorization.

3629985946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17621396.

The product of its digits is 25194240, while the sum is 61.

The square root of 3629985946 is about 60249.3646937459. The cubic root of 3629985946 is about 1536.8623847050.

The spelling of 3629985946 in words is "three billion, six hundred twenty-nine million, nine hundred eighty-five thousand, nine hundred forty-six".