3646472158 has 32 divisors (see below), whose sum is σ = 6412483584. Its totient is φ = 1522722912.

The previous prime is 3646472131. The next prime is 3646472177. The reversal of 3646472158 is 8512746463.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137160 + ... + 161572.

It is an arithmetic number, because the mean of its divisors is an integer number (200390112).

Almost surely, 2^3646472158 is an apocalyptic number.

3646472158 is a deficient number, since it is larger than the sum of its proper divisors (2766011426).

3646472158 is a wasteful number, since it uses less digits than its factorization.

3646472158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24696.

The product of its digits is 967680, while the sum is 46.

The square root of 3646472158 is about 60386.0261815596. The cubic root of 3646472158 is about 1539.1855138147.

The spelling of 3646472158 in words is "three billion, six hundred forty-six million, four hundred seventy-two thousand, one hundred fifty-eight".