961681358 has 8 divisors (see below), whose sum is σ = 1573660440. Its totient is φ = 437127880.

The previous prime is 961681327. The next prime is 961681387. The reversal of 961681358 is 853186169.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21856373 + ... + 21856416.

It is an arithmetic number, because the mean of its divisors is an integer number (196707555).

Almost surely, 2^961681358 is an apocalyptic number.

961681358 is a deficient number, since it is larger than the sum of its proper divisors (611979082).

961681358 is a wasteful number, since it uses less digits than its factorization.

961681358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43712802.

The product of its digits is 311040, while the sum is 47.

The square root of 961681358 is about 31010.9876979112. The cubic root of 961681358 is about 987.0604084762.

The spelling of 961681358 in words is "nine hundred sixty-one million, six hundred eighty-one thousand, three hundred fifty-eight".