3977435290 has 16 divisors (see below), whose sum is σ = 7161346080. Its totient is φ = 1590538000.

The previous prime is 3977435279. The next prime is 3977435323. The reversal of 3977435290 is 925347793.

3977435290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3977435290² = 31639982972274768200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14836 + ... + 90415.

It is an arithmetic number, because the mean of its divisors is an integer number (447584130).

Almost surely, 2^3977435290 is an apocalyptic number.

3977435290 is a deficient number, since it is larger than the sum of its proper divisors (3183910790).

3977435290 is a wasteful number, since it uses less digits than its factorization.

3977435290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109037.

The product of its (nonzero) digits is 1428840, while the sum is 49.

The square root of 3977435290 is about 63066.9112134089. The cubic root of 3977435290 is about 1584.4104844253.

The spelling of 3977435290 in words is "three billion, nine hundred seventy-seven million, four hundred thirty-five thousand, two hundred ninety".