3945952546 has 8 divisors (see below), whose sum is σ = 5936493420. Its totient is φ = 1967121408.

The previous prime is 3945952511. The next prime is 3945952553. The reversal of 3945952546 is 6452595493.

3945952546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3901876225 + 44076321 = 62465^2 + 6639^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3945952493 and 3945952502.

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, 2926591 + ... + 2927938.

Almost surely, 2^3945952546 is an apocalyptic number.

3945952546 is a deficient number, since it is larger than the sum of its proper divisors (1990540874).

3945952546 is a wasteful number, since it uses less digits than its factorization.

3945952546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854868.

The product of its digits is 5832000, while the sum is 52.

The square root of 3945952546 is about 62816.8173819718. The cubic root of 3945952546 is about 1580.2190245425.

The spelling of 3945952546 in words is "three billion, nine hundred forty-five million, nine hundred fifty-two thousand, five hundred forty-six".