3897350555 has 16 divisors (see below), whose sum is σ = 5659346880. Its totient is φ = 2515264512.

The previous prime is 3897350549. The next prime is 3897350581. The reversal of 3897350555 is 5550537983.

It is not a de Polignac number, because 3897350555 - 2¹⁰ = 3897349531 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3274490 + ... + 3275679.

It is an arithmetic number, because the mean of its divisors is an integer number (353709180).

Almost surely, 2^3897350555 is an apocalyptic number.

3897350555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3897350555 is a deficient number, since it is larger than the sum of its proper divisors (1761996325).

3897350555 is a wasteful number, since it uses less digits than its factorization.

3897350555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550198.

The product of its (nonzero) digits is 2835000, while the sum is 50.

The square root of 3897350555 is about 62428.7638432798. The cubic root of 3897350555 is about 1573.7043924811.

The spelling of 3897350555 in words is "three billion, eight hundred ninety-seven million, three hundred fifty thousand, five hundred fifty-five".