3900952385 has 16 divisors (see below), whose sum is σ = 5143986432. Its totient is φ = 2816342400.

The previous prime is 3900952373. The next prime is 3900952397. The reversal of 3900952385 is 5832590093.

It is an interprime number because it is at equal distance from previous prime (3900952373) and next prime (3900952397).

It is not a de Polignac number, because 3900952385 - 2⁴ = 3900952369 is a prime.

It is a Duffinian 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, 251321 + ... + 266390.

It is an arithmetic number, because the mean of its divisors is an integer number (321499152).

Almost surely, 2^3900952385 is an apocalyptic number.

It is an amenable number.

3900952385 is a deficient number, since it is larger than the sum of its proper divisors (1243034047).

3900952385 is a wasteful number, since it uses less digits than its factorization.

3900952385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517864.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 3900952385 is about 62457.6047011091. The cubic root of 3900952385 is about 1574.1890354344.

The spelling of 3900952385 in words is "three billion, nine hundred million, nine hundred fifty-two thousand, three hundred eighty-five".