3961887358 has 32 divisors (see below), whose sum is σ = 7207022592. Its totient is φ = 1608703200.

The previous prime is 3961887343. The next prime is 3961887409. The reversal of 3961887358 is 8537881693.

It is a congruent 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, 214566 + ... + 232297.

It is an arithmetic number, because the mean of its divisors is an integer number (225219456).

Almost surely, 2^3961887358 is an apocalyptic number.

3961887358 is a deficient number, since it is larger than the sum of its proper divisors (3245135234).

3961887358 is a wasteful number, since it uses less digits than its factorization.

3961887358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446920.

The product of its digits is 8709120, while the sum is 58.

The square root of 3961887358 is about 62943.5251475479. The cubic root of 3961887358 is about 1582.3432833817.

The spelling of 3961887358 in words is "three billion, nine hundred sixty-one million, eight hundred eighty-seven thousand, three hundred fifty-eight".