3945923246 has 8 divisors (see below), whose sum is σ = 6030562104. Its totient is φ = 1935735880.

The previous prime is 3945923231. The next prime is 3945923273. The reversal of 3945923246 is 6423295493.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3945923246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18612740 + ... + 18612951.

It is an arithmetic number, because the mean of its divisors is an integer number (753820263).

Almost surely, 2^3945923246 is an apocalyptic number.

3945923246 is a deficient number, since it is larger than the sum of its proper divisors (2084638858).

3945923246 is a wasteful number, since it uses less digits than its factorization.

3945923246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37225746.

The product of its digits is 1399680, while the sum is 47.

The square root of 3945923246 is about 62816.5841637382. The cubic root of 3945923246 is about 1580.2151133168.

The spelling of 3945923246 in words is "three billion, nine hundred forty-five million, nine hundred twenty-three thousand, two hundred forty-six".