3895988477 has 8 divisors (see below), whose sum is σ = 3975562080. Its totient is φ = 3816866320.

The previous prime is 3895988461. The next prime is 3895988479. The reversal of 3895988477 is 7748895983.

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

It is a cyclic number.

It is not a de Polignac number, because 3895988477 - 2⁴ = 3895988461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3895988479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95399 + ... + 129972.

It is an arithmetic number, because the mean of its divisors is an integer number (496945260).

Almost surely, 2^3895988477 is an apocalyptic number.

It is an amenable number.

3895988477 is a deficient number, since it is larger than the sum of its proper divisors (79573603).

3895988477 is a wasteful number, since it uses less digits than its factorization.

3895988477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225723.

The product of its digits is 121927680, while the sum is 68.

The square root of 3895988477 is about 62417.8538320567. The cubic root of 3895988477 is about 1573.5210407519.

The spelling of 3895988477 in words is "three billion, eight hundred ninety-five million, nine hundred eighty-eight thousand, four hundred seventy-seven".